# SysML v2 **URL:** https://forum.sensmetry.com/c/sysml/33.md [Latest](https://forum.sensmetry.com/latest.md) · [Categories](https://forum.sensmetry.com/categories.md) · [Tags](https://forum.sensmetry.com/tags.md) --- ## [Difficulty Visualizing Succession Flow](https://forum.sensmetry.com/t/difficulty-visualizing-succession-flow/570)
**Author:** [@DavidHetherington](https://forum.sensmetry.com/u/DavidHetherington)\ **Replies:** 10\ **Last updated:** [September 9, 2026, 2:29am UTC](https://forum.sensmetry.com/t/difficulty-visualizing-succession-flow/570 "2026-09-09T02:29:39Z")
Having difficulty visualizing a succession flow. The text syntax editor shows “no problems”. Tom Sawyer visualizes the expected dashed arrow with solid arrow head, but the rest of the diagram is bizarre. VIZ makes a pr… --- ## [After creating a virtual environment All libraries have errors](https://forum.sensmetry.com/t/after-creating-a-virtual-environment-all-libraries-have-errors/569)
**Author:** [@Richard\_Wallace](https://forum.sensmetry.com/u/Richard_Wallace)\ **Replies:** 9\ **Last updated:** [September 4, 2026, 1:04am UTC](https://forum.sensmetry.com/t/after-creating-a-virtual-environment-all-libraries-have-errors/569 "2026-09-04T01:04:40Z")
I have several screen captures to show this error. This appears to be very similar to an issue reported by Alberto.Gonzalez “Validation errors after installation of SysIDE Automator” Jul 2025 I am fairly certain thi… --- ## [Useful SysML v2 Resources](https://forum.sensmetry.com/t/useful-sysml-v2-resources/419)
**Author:** [@Simas](https://forum.sensmetry.com/u/Simas)\ **Replies:** 0\ **Last updated:** [March 16, 2026, 1:33pm UTC](https://forum.sensmetry.com/t/useful-sysml-v2-resources/419 "2026-03-16T13:33:39Z")
Useful SysML v2 Resources A curated collection of useful resources for learning and working with SysML v2. Documentation OMG SysML v2 Specification - Official specification (Language & Transformation PDFs) OMG KerML Sp… --- ## [Claude Code / AI Agent Sharing Thread](https://forum.sensmetry.com/t/claude-code-ai-agent-sharing-thread/414)
**Author:** [@Mason](https://forum.sensmetry.com/u/Mason)\ **Replies:** 2\ **Last updated:** [May 21, 2026, 7:15pm UTC](https://forum.sensmetry.com/t/claude-code-ai-agent-sharing-thread/414 "2026-05-21T19:15:29Z")
Hi all, I have been using Claude Code with SysIDE in VSCode with a decent amount of success. I wanted to share what is working for me so far, and see if anyone else has lessons learned to share. The biggest help so far… --- ## [How do I visualize full Use Case diagrams (actors + connections) in SysIDE VS Code?](https://forum.sensmetry.com/t/how-do-i-visualize-full-use-case-diagrams-actors-connections-in-syside-vs-code/238)
**Author:** [@Susmitha\_Suresh](https://forum.sensmetry.com/u/Susmitha_Suresh)\ **Replies:** 6\ **Last updated:** [April 1, 2026, 12:24pm UTC](https://forum.sensmetry.com/t/how-do-i-visualize-full-use-case-diagrams-actors-connections-in-syside-vs-code/238 "2026-04-01T12:24:00Z")
Hi all — I’m trying to visualize a Use Case diagram in the Sys IDE-Modeler (VS Code extension) and I’m not getting actor → use case connections or a system boundary the way I expect. Source: I’m using the SysML v2 train… --- ## [Connecting Action Parameters to Part Port](https://forum.sensmetry.com/t/connecting-action-parameters-to-part-port/382)
**Author:** [@TomBaker](https://forum.sensmetry.com/u/TomBaker)\ **Replies:** 1\ **Last updated:** [February 6, 2026, 5:15pm UTC](https://forum.sensmetry.com/t/connecting-action-parameters-to-part-port/382 "2026-02-06T17:15:35Z")
Hello! Is it correct to bind an action parameter to the port of a part? What I’m trying to model is that the item, that is produced by the function of the system, flows over the system’s interface. Here’s an example m… --- ## [Mechanism to structure Model and SysML Files](https://forum.sensmetry.com/t/mechanism-to-structure-model-and-sysml-files/437)
**Author:** [@TomBaker](https://forum.sensmetry.com/u/TomBaker)\ **Replies:** 6\ **Last updated:** [July 23, 2026, 10:58am UTC](https://forum.sensmetry.com/t/mechanism-to-structure-model-and-sysml-files/437 "2026-07-23T10:58:49Z")
Hello, What’s the best/suggested approach to structure a model? I’m attempting to structure the model with packages according to the logical architecture of the system. Simultaneously I’m attempting to have every packag… --- ## [Creating and Adding SysML elements to Model](https://forum.sensmetry.com/t/creating-and-adding-sysml-elements-to-model/464)
**Author:** [@TomBaker](https://forum.sensmetry.com/u/TomBaker)\ **Replies:** 5\ **Last updated:** [May 13, 2026, 2:22pm UTC](https://forum.sensmetry.com/t/creating-and-adding-sysml-elements-to-model/464 "2026-05-13T14:22:54Z")
Hello, Do you have a simple example of how one can programmatically extend the model? My model currently has part definitions and I would like to add their corresponding requirements to the model: I could generate .s… --- ## [Offline diagram generation](https://forum.sensmetry.com/t/offline-diagram-generation/447)
**Author:** [@mkudruss](https://forum.sensmetry.com/u/mkudruss)\ **Replies:** 7\ **Last updated:** [April 16, 2026, 9:33pm UTC](https://forum.sensmetry.com/t/offline-diagram-generation/447 "2026-04-16T21:33:18Z")
Hi there, I have been experimenting with the latest Syside releases, currently Syside Modeler 0.8.7 and CLI 0.8.6. I am trying to understand how to generate recognizable classic diagrams from SysML v2 views, especially… --- ## [Behavior of lists in SysMLv2/SysIDE](https://forum.sensmetry.com/t/behavior-of-lists-in-sysmlv2-syside/186)
**Author:** [@Ricardas\_Navickas](https://forum.sensmetry.com/u/Ricardas_Navickas)\ **Replies:** 1\ **Last updated:** [August 7, 2025, 8:30am UTC](https://forum.sensmetry.com/t/behavior-of-lists-in-sysmlv2-syside/186 "2025-08-07T08:30:38Z")
Here’s a few cases of my expectation vs. reality when it comes to parsing lists: SysML source My expectation SysIDE result 1 LiteralInteger LiteralInteger (1) LiteralInteger or InvocationExpression LiteralIn… --- ## [State Machine Transitions](https://forum.sensmetry.com/t/state-machine-transitions/376)
**Author:** [@TomBaker](https://forum.sensmetry.com/u/TomBaker)\ **Replies:** 6\ **Last updated:** [April 10, 2026, 1:49pm UTC](https://forum.sensmetry.com/t/state-machine-transitions/376 "2026-04-10T13:49:26Z")
Hello, I’m trying to model state machines and I’m wondering if: Is it possible to create transition between states crossing hierarchies? Can I have two transitions (in the same direction) between two states? Be… --- ## [Lesson 4 - Incorrect Use of "Tuple" in Video](https://forum.sensmetry.com/t/lesson-4-incorrect-use-of-tuple-in-video/329)
**Author:** [@jdoerr3](https://forum.sensmetry.com/u/jdoerr3)\ **Replies:** 6\ **Last updated:** [December 11, 2025, 1:13pm UTC](https://forum.sensmetry.com/t/lesson-4-incorrect-use-of-tuple-in-video/329 "2025-12-11T13:13:28Z")
I believe the use of the word “tuple” was incorrect in the video. In relational theory, a tuple is an individual within the set of possible mappings between members of classes defined by the relation. Similar to the idea… --- ## [Feedback on SysML v2 use case model from functional requirements](https://forum.sensmetry.com/t/feedback-on-sysml-v2-use-case-model-from-functional-requirements/451)
**Author:** [@Hadeel\_Q](https://forum.sensmetry.com/u/Hadeel_Q)\ **Replies:** 6\ **Last updated:** [April 24, 2026, 4:09am UTC](https://forum.sensmetry.com/t/feedback-on-sysml-v2-use-case-model-from-functional-requirements/451 "2026-04-24T04:09:36Z")
Hello, I hope you are doing well. I recently tried to model a simple system (Ticket Vending Machine) in SysML v2, starting from a set of functional requirements and converting them into a use case model using textual n… --- ## [Metaconstraints or "stereotyped" relationships in SysMlv2](https://forum.sensmetry.com/t/metaconstraints-or-stereotyped-relationships-in-sysmlv2/337)
**Author:** [@Marco\_Cotrotzo](https://forum.sensmetry.com/u/Marco_Cotrotzo)\ **Replies:** 5\ **Last updated:** [December 18, 2025, 10:14am UTC](https://forum.sensmetry.com/t/metaconstraints-or-stereotyped-relationships-in-sysmlv2/337 "2025-12-18T10:14:29Z")
In SysML, it was possible to create profiles for domain-specific modelling. As I understand it, the equivalent in SysML v2 is the use of ‘metadata’ to create user-defined keywords, as demonstrated in the video (https://w… --- ## [Smart Home Hub Example based on "Architecture Design" library](https://forum.sensmetry.com/t/smart-home-hub-example-based-on-architecture-design-library/420)
**Author:** [@Simas](https://forum.sensmetry.com/u/Simas)\ **Replies:** 2\ **Last updated:** [April 1, 2026, 11:23am UTC](https://forum.sensmetry.com/t/smart-home-hub-example-based-on-architecture-design-library/420 "2026-04-01T11:23:30Z")
Hi, I wanted to share this small example model built using Architecture Design library (by DLR e.V. and Jasper Bussemaker, you can find it on Sysand.org). Smart Home Hub Example Model You can find the model on GitHub: S… --- ## [Lesson 5 - Enforcing Multiplicity Limits - 3 Runners Caused No Errors](https://forum.sensmetry.com/t/lesson-5-enforcing-multiplicity-limits-3-runners-caused-no-errors/324)
**Author:** [@BenSweet](https://forum.sensmetry.com/u/BenSweet)\ **Replies:** 4\ **Last updated:** [July 18, 2026, 10:20am UTC](https://forum.sensmetry.com/t/lesson-5-enforcing-multiplicity-limits-3-runners-caused-no-errors/324 "2026-07-18T10:20:50Z")
Greetings! I believe that I defined the multiplicity for “runner” correctly based on the way “reindeer” is defined: abstract ref part reindeer : Reindeer \[9\]; // Definition of Runner and Side not shown abstract part … --- ## [What is the equivalent of parametric diagram in SysML v2?](https://forum.sensmetry.com/t/what-is-the-equivalent-of-parametric-diagram-in-sysml-v2/359)
**Author:** [@Wang\_Jenny](https://forum.sensmetry.com/u/Wang_Jenny)\ **Replies:** 3\ **Last updated:** [January 14, 2026, 10:24pm UTC](https://forum.sensmetry.com/t/what-is-the-equivalent-of-parametric-diagram-in-sysml-v2/359 "2026-01-14T22:24:40Z")
In SysML v1, we use parametric diagrams to capture simulation workflows. Is there an equivalent construct in SysML v2 that can represent simulation workflows and model integration—specifically to pass inputs and intermed… --- ## [How to refer to external libraries?](https://forum.sensmetry.com/t/how-to-refer-to-external-libraries/92)
**Author:** [@Hormo](https://forum.sensmetry.com/u/Hormo)\ **Replies:** 3\ **Last updated:** [June 4, 2025, 2:41pm UTC](https://forum.sensmetry.com/t/how-to-refer-to-external-libraries/92 "2025-06-04T14:41:15Z")
I’d like to refer to libraries. I used to create references in EclipseIDE and i am unsure how to do this in SysIDE. --- ## [Registration never seems to work for the Advent event](https://forum.sensmetry.com/t/registration-never-seems-to-work-for-the-advent-event/328)
**Author:** [@Kevin](https://forum.sensmetry.com/u/Kevin)\ **Replies:** 6\ **Last updated:** [December 15, 2025, 6:32pm UTC](https://forum.sensmetry.com/t/registration-never-seems-to-work-for-the-advent-event/328 "2025-12-15T18:32:04Z")
I’ve tried to register for this several times, but the links never seem to work. They are either already marked as expired, or they don’t lead anywhere. --- ## [Minimum Requirements for a Valid SysML v2 Use Case Model?](https://forum.sensmetry.com/t/minimum-requirements-for-a-valid-sysml-v2-use-case-model/444)
**Author:** [@Hadeel\_Q](https://forum.sensmetry.com/u/Hadeel_Q)\ **Replies:** 4\ **Last updated:** [April 13, 2026, 2:22pm UTC](https://forum.sensmetry.com/t/minimum-requirements-for-a-valid-sysml-v2-use-case-model/444 "2026-04-13T14:22:31Z")
Hello, I hope you are doing well. I am relatively new to SysML v2 and currently trying to learn it more deeply by building simple system model examples based on functional requirements, and representing them using use … --- ## [Lesson 19 - errors when trying to execute the simulation for other state machines](https://forum.sensmetry.com/t/lesson-19-errors-when-trying-to-execute-the-simulation-for-other-state-machines/435)
**Author:** [@Antonio\_Cicchetti](https://forum.sensmetry.com/u/Antonio_Cicchetti)\ **Replies:** 7\ **Last updated:** [April 7, 2026, 12:49pm UTC](https://forum.sensmetry.com/t/lesson-19-errors-when-trying-to-execute-the-simulation-for-other-state-machines/435 "2026-04-07T12:49:39Z")
Thanks a lot for the very interesting material! As proposed by the challenge of Lesson 19 I am trying to run the state machine simulation for other state machines. First I have tried the one shown for Lesson 19 and every… --- ## [Megathread: Package-level usages](https://forum.sensmetry.com/t/megathread-package-level-usages/575)
**Author:** [@Adam\_Layne](https://forum.sensmetry.com/u/Adam_Layne)\ **Replies:** 0\ **Last updated:** [September 9, 2026, 12:56am UTC](https://forum.sensmetry.com/t/megathread-package-level-usages/575 "2026-09-09T00:56:43Z")
A usage written directly in a package has no featuring type. The spec is explicit about what that means, SysML v2 7.6.1 “Definition and Usage Overview”: A usage can also be contained directly in an owning package. In t… --- ## [Collections in SysML v2 (Add / Remove / Update Items)](https://forum.sensmetry.com/t/collections-in-sysml-v2-add-remove-update-items/462)
**Author:** [@Hadeel\_Q](https://forum.sensmetry.com/u/Hadeel_Q)\ **Replies:** 4\ **Last updated:** [May 20, 2026, 9:07am UTC](https://forum.sensmetry.com/t/collections-in-sysml-v2-add-remove-update-items/462 "2026-05-20T09:07:36Z")
Hello, I am currently learning SysML v2 and working on a simple example system. I have a question about how lists / collections should be modeled and handled in SysML v2. For example, in my current model I have: item… --- ## [Unique Identifier for Modeling Elements](https://forum.sensmetry.com/t/unique-identifier-for-modeling-elements/546)
**Author:** [@TomBaker](https://forum.sensmetry.com/u/TomBaker)\ **Replies:** 7\ **Last updated:** [August 7, 2026, 6:14am UTC](https://forum.sensmetry.com/t/unique-identifier-for-modeling-elements/546 "2026-08-07T06:14:03Z")
Hello! Is there a unique identifier for modeling elements that is accessible via the python interface? I’m hoping to find something like a UUID. As an example: Each element in Enterprise Architect has a UUID which made… --- ## [Lesson 6 - Version Control with Git](https://forum.sensmetry.com/t/lesson-6-version-control-with-git/325)
**Author:** [@BenSweet](https://forum.sensmetry.com/u/BenSweet)\ **Replies:** 0\ **Last updated:** [December 7, 2025, 3:50am UTC](https://forum.sensmetry.com/t/lesson-6-version-control-with-git/325 "2025-12-07T03:50:45Z")
Thanks for including the hands-on intro to Git in VS Code! I have used Git integration in other tools, as well as TortoiseGit, GitKraken, and command line. It is good to see that Git integration in VS Code is easy to s… --- ## [Traceability and Cross-Layer Linking in SysML v2 Modeling (ESA Methodology)](https://forum.sensmetry.com/t/traceability-and-cross-layer-linking-in-sysml-v2-modeling-esa-methodology/248)
**Author:** [@Susmitha\_Suresh](https://forum.sensmetry.com/u/Susmitha_Suresh)\ **Replies:** 1\ **Last updated:** [October 10, 2025, 8:30am UTC](https://forum.sensmetry.com/t/traceability-and-cross-layer-linking-in-sysml-v2-modeling-esa-methodology/248 "2025-10-10T08:30:27Z")
Hello, I’m working on a project, that involves SysML v2 modeling of a spacecraft subsystem, and I’m following the ESA SysML Solution Methodology where the model is structured into distinct layers (Mission, System of Int… --- ## [Merge of Succession Flows](https://forum.sensmetry.com/t/merge-of-succession-flows/330)
**Author:** [@GehlsenAndy](https://forum.sensmetry.com/u/GehlsenAndy)\ **Replies:** 2\ **Last updated:** [December 12, 2025, 5:26pm UTC](https://forum.sensmetry.com/t/merge-of-succession-flows/330 "2025-12-12T17:26:24Z")
I’m looking for the way to merge two flows of the out attribute from two different actions in one action – workflow. I’m trying to do this with a successor flow and a merge node. I don’t get an error in the text notation… --- ## [Standard references for views](https://forum.sensmetry.com/t/standard-references-for-views/545)
**Author:** [@DavidHetherington](https://forum.sensmetry.com/u/DavidHetherington)\ **Replies:** 6\ **Last updated:** [August 6, 2026, 1:19am UTC](https://forum.sensmetry.com/t/standard-references-for-views/545 "2026-08-06T01:19:37Z")
I am testing bringing over a SysML V2 text syntax file from CATIA Magic. It is throwing errors for all the views that have the form: “DS\_Views::SymbolicViews::gv” I guess that “DS\_” means “Dassault” and that it should… --- ## [Enum default value oddity](https://forum.sensmetry.com/t/enum-default-value-oddity/463)
**Author:** [@jasonsmith](https://forum.sensmetry.com/u/jasonsmith)\ **Replies:** 3\ **Last updated:** [May 5, 2026, 5:03pm UTC](https://forum.sensmetry.com/t/enum-default-value-oddity/463 "2026-05-05T17:03:49Z")
Greetings, ran across this nugget and thought I’d ask for clarity. When defining an attribute use typed as an enum, it is possible to assign it a default value of a String. This surprised me, I assumed that the default … --- ## [Import syside issue](https://forum.sensmetry.com/t/import-syside-issue/336)
**Author:** [@j.bruel](https://forum.sensmetry.com/u/j.bruel)\ **Replies:** 4\ **Last updated:** [December 16, 2025, 1:44pm UTC](https://forum.sensmetry.com/t/import-syside-issue/336 "2025-12-16T13:44:06Z")
Must be a stupid config issue, but when I am trying to run a script, I get the following error: import syside ModuleNotFoundError: No module named ‘syside’ --- ## [Method to Connect Functional and Physical Architectures](https://forum.sensmetry.com/t/method-to-connect-functional-and-physical-architectures/558)
**Author:** [@TomBaker](https://forum.sensmetry.com/u/TomBaker)\ **Replies:** 4\ **Last updated:** [August 24, 2026, 8:41pm UTC](https://forum.sensmetry.com/t/method-to-connect-functional-and-physical-architectures/558 "2026-08-24T20:41:51Z")
Hello, I have a question about how to best connect the elements of a functional and physical architecture. The information that I’m missing from the following example is which product performs which product function wi… --- ## [Create a new project with Sysand integration](https://forum.sensmetry.com/t/create-a-new-project-with-sysand-integration/395)
**Author:** [@Berenice\_Rodriguez\_P](https://forum.sensmetry.com/u/Berenice_Rodriguez_P)\ **Replies:** 2\ **Last updated:** [February 18, 2026, 8:11am UTC](https://forum.sensmetry.com/t/create-a-new-project-with-sysand-integration/395 "2026-02-18T08:11:04Z")
It is confusing to understand how to decompose Sysand and properly integrate it with SysML v2. I believe it would be highly beneficial to have a detailed guide explaining step by step how to carry out this integration. I… --- ## [Serialize/deserialize of interface and flows fails](https://forum.sensmetry.com/t/serialize-deserialize-of-interface-and-flows-fails/482)
**Author:** [@Robert\_Karban](https://forum.sensmetry.com/u/Robert_Karban)\ **Replies:** 3\ **Last updated:** [May 27, 2026, 6:51am UTC](https://forum.sensmetry.com/t/serialize-deserialize-of-interface-and-flows-fails/482 "2026-05-27T06:51:15Z")
I’m serializing this sysml model to JSON: package MyInterfaces { item def BudgetRequest; port def BuyerPort { out item request : BudgetRequest; } port def MarketPort { in item request : BudgetRequest; } interfac… --- ## [Lesson 9 - Sysand in Terminal](https://forum.sensmetry.com/t/lesson-9-sysand-in-terminal/361)
**Author:** [@brlarson](https://forum.sensmetry.com/u/brlarson)\ **Replies:** 3\ **Last updated:** [September 17, 2026, 10:22pm UTC](https://forum.sensmetry.com/t/lesson-9-sysand-in-terminal/361 "2026-09-17T22:22:13Z")
Trying the challenge for Lesson 9, $ sysand –version returns “sysand0.0.7” However $ sysand new my\_project returns “error: unrecognized subcommand ‘new’“. Similarly $ sysand add urn:kpar:pleml returns “error: una… --- ## [Lesson 10 - extending to package documentation](https://forum.sensmetry.com/t/lesson-10-extending-to-package-documentation/346)
**Author:** [@sean](https://forum.sensmetry.com/u/sean)\ **Replies:** 2\ **Last updated:** [December 19, 2025, 12:41pm UTC](https://forum.sensmetry.com/t/lesson-10-extending-to-package-documentation/346 "2025-12-19T12:41:45Z")
Hi, Lesson 10 demonstrates how to extract documentation of Part Definitions and Usages. I wish to experiment extending that to other element types, for example, documentation of the package. In the lesson 10 directory,… --- ## [Lesson 19 - How did you generate graphical depiction of state machine?](https://forum.sensmetry.com/t/lesson-19-how-did-you-generate-graphical-depiction-of-state-machine/356)
**Author:** [@BenSweet](https://forum.sensmetry.com/u/BenSweet)\ **Replies:** 1\ **Last updated:** [December 26, 2025, 3:24pm UTC](https://forum.sensmetry.com/t/lesson-19-how-did-you-generate-graphical-depiction-of-state-machine/356 "2025-12-26T15:24:35Z")
Thanks for the great training! Very practical information and techniques demonstrated. Did you show how you generate the state machine graphical depiction with highlighted transitions? I am also interested in how you ge… --- ## [Lesson 3 Challenge](https://forum.sensmetry.com/t/lesson-3-challenge/332)
**Author:** [@Maurice](https://forum.sensmetry.com/u/Maurice)\ **Replies:** 1\ **Last updated:** [December 12, 2025, 5:36pm UTC](https://forum.sensmetry.com/t/lesson-3-challenge/332 "2025-12-12T17:36:16Z")
Hi, The solution for the Advent SysML v2, Lesson 3 challenge show this part def for an Elf. part def Elf { attribute skillType : SkillType default := SkillType::TBD; attribute skillLevel : Rea… --- ## [Interaction Sequences](https://forum.sensmetry.com/t/interaction-sequences/354)
**Author:** [@TomBaker](https://forum.sensmetry.com/u/TomBaker)\ **Replies:** 1\ **Last updated:** [December 31, 2025, 5:00pm UTC](https://forum.sensmetry.com/t/interaction-sequences/354 "2025-12-31T17:00:52Z")
Thanks for the great course, I‘ve been enjoying following along and learning SysML v2! Will one of the last challenges include a sequence interaction? I got a very good overview so far, the two things I don‘t yet have a… --- ## [How can I configure syside.toml for diagram routing/layout options in Syside CLI?](https://forum.sensmetry.com/t/how-can-i-configure-syside-toml-for-diagram-routing-layout-options-in-syside-cli/522)
**Author:** [@Alejandro\_Nieto](https://forum.sensmetry.com/u/Alejandro_Nieto)\ **Replies:** 2\ **Last updated:** [July 9, 2026, 4:36am UTC](https://forum.sensmetry.com/t/how-can-i-configure-syside-toml-for-diagram-routing-layout-options-in-syside-cli/522 "2026-07-09T04:36:12Z")
Hello, I am using the Syside CLI to generate SVG diagrams from a SysML v2 model, for example: syside viz element ./ \\ -n "'Model Electronics Basic'::Parts::circuit" \\ -r tree \\ -v interconnection \\ -o \_viz\_Test… --- ## [How to reference actions in if/else blocks](https://forum.sensmetry.com/t/how-to-reference-actions-in-if-else-blocks/479)
**Author:** [@Hadeel\_Q](https://forum.sensmetry.com/u/Hadeel_Q)\ **Replies:** 2\ **Last updated:** [May 29, 2026, 5:05pm UTC](https://forum.sensmetry.com/t/how-to-reference-actions-in-if-else-blocks/479 "2026-05-29T17:05:25Z")
Hello, I have a question regarding action references inside if/else blocks in a use case usage flow. For example: use case useCaseUsage { action action1 { out data; } action action2 { in data; } action ac… --- ## [ImageMetadata](https://forum.sensmetry.com/t/imagemetadata/481)
**Author:** [@Ajk](https://forum.sensmetry.com/u/Ajk)\ **Replies:** 2\ **Last updated:** [May 27, 2026, 7:09am UTC](https://forum.sensmetry.com/t/imagemetadata/481 "2026-05-27T07:09:49Z")
Hello everyone, I have been experimenting with ImageMetadata from the standard libraries, and I am currently struggling to understand what I may be doing wrong. My goal is to attach an icon or image-related metadata to … --- ## [CST explorer, highlighting only one way?](https://forum.sensmetry.com/t/cst-explorer-highlighting-only-one-way/338)
**Author:** [@Maurice](https://forum.sensmetry.com/u/Maurice)\ **Replies:** 2\ **Last updated:** [December 16, 2025, 11:59am UTC](https://forum.sensmetry.com/t/cst-explorer-highlighting-only-one-way/338 "2025-12-16T11:59:29Z")
Hi, I used the CST explorer for Lesson 15. What would make de explorer even more useful, is making the highlighting bi-directional. To elaborate, clicking on “FeatureTyping” on the right, see top half of image, highli… --- ## [Lesson 4 challenge](https://forum.sensmetry.com/t/lesson-4-challenge/333)
**Author:** [@Maurice](https://forum.sensmetry.com/u/Maurice)\ **Replies:** 1\ **Last updated:** [December 12, 2025, 5:30pm UTC](https://forum.sensmetry.com/t/lesson-4-challenge/333 "2025-12-12T17:30:53Z")
Hi, I have a question about the Advent of SysML v2, Lesson 4 challenge. The requirement on the item is: ”- The gift bag should contain at least a toy train, a teddy bear, and a candy cane. “ However with: item giftb… --- ## [Matrix Attributes](https://forum.sensmetry.com/t/matrix-attributes/536)
**Author:** [@TomBaker](https://forum.sensmetry.com/u/TomBaker)\ **Replies:** 3\ **Last updated:** [July 29, 2026, 11:25am UTC](https://forum.sensmetry.com/t/matrix-attributes/536 "2026-07-29T11:25:14Z")
Hello, Is it possible to specify a matrix as an attribute? I want to specify the attributes of an item with a 4x4 homogeneous transformation matrix. Thanks! Tom --- ## [Lesson 16, (model-error): Function 'min' is not a model-level evaluable function](https://forum.sensmetry.com/t/lesson-16-model-error-function-min-is-not-a-model-level-evaluable-function/342)
**Author:** [@Maurice](https://forum.sensmetry.com/u/Maurice)\ **Replies:** 1\ **Last updated:** [December 19, 2025, 6:51am UTC](https://forum.sensmetry.com/t/lesson-16-model-error-function-min-is-not-a-model-level-evaluable-function/342 "2025-12-19T06:51:56Z")
Hi, As part of the challenge of Lesson 16, I added an energy attribute to each reindeer, with the goal to calculate the maximum flight time as the minimum of flight time per reindeer defined by their energy / power. Fi… --- ## [Lesson 2 - SysML v2 questions, and a visualization question](https://forum.sensmetry.com/t/lesson-2-sysml-v2-questions-and-a-visualization-question/353)
**Author:** [@Kennie\_Garlington](https://forum.sensmetry.com/u/Kennie_Garlington)\ **Replies:** 1\ **Last updated:** [December 22, 2025, 11:35am UTC](https://forum.sensmetry.com/t/lesson-2-sysml-v2-questions-and-a-visualization-question/353 "2025-12-22T11:35:44Z")
I didn’t understand some of the syntax introduced used in L02\_SantaSleigh.sysml. For example: SysML questions I think I understand why “ref” is used for santa, the abstract reindeer, and the specific reindeer parts, s… --- ## [Lesson 19, event-gated transitions with optional guards versus condition-monitored transitions](https://forum.sensmetry.com/t/lesson-19-event-gated-transitions-with-optional-guards-versus-condition-monitored-transitions/357)
**Author:** [@Maurice](https://forum.sensmetry.com/u/Maurice)\ **Replies:** 1\ **Last updated:** [December 31, 2025, 5:20pm UTC](https://forum.sensmetry.com/t/lesson-19-event-gated-transitions-with-optional-guards-versus-condition-monitored-transitions/357 "2025-12-31T17:20:21Z")
Hi, Still trying to get my lesson 18 model to run in the lesson 19 simulator. It seems I have hit some sort of fundamental issue. The state transitions in lesson 18, my own as well as the provided solution have been w… --- ## [Lesson 19, accept when versus if](https://forum.sensmetry.com/t/lesson-19-accept-when-versus-if/355)
**Author:** [@Maurice](https://forum.sensmetry.com/u/Maurice)\ **Replies:** 1\ **Last updated:** [December 31, 2025, 5:11pm UTC](https://forum.sensmetry.com/t/lesson-19-accept-when-versus-if/355 "2025-12-31T17:11:01Z")
Hi, When trying to get my lesson 18 model to work with the simulator I ran into a problem. It comes to down how I implemented the state transition in lesson 18. I simply used if instead of accept when. To give example … --- ## [Example Model of a Software Interface](https://forum.sensmetry.com/t/example-model-of-a-software-interface/525)
**Author:** [@TomBaker](https://forum.sensmetry.com/u/TomBaker)\ **Replies:** 2\ **Last updated:** [July 16, 2026, 7:20pm UTC](https://forum.sensmetry.com/t/example-model-of-a-software-interface/525 "2026-07-16T19:20:04Z")
Hello! Is there an example of how to model a software interface? Without a clear structure (yet), I’m thinking along the lines of roles, protocols, methods, messages and data structures, etc.. Thanks! Tom --- ## [Lesson 1 comments](https://forum.sensmetry.com/t/lesson-1-comments/350)
**Author:** [@Kennie\_Garlington](https://forum.sensmetry.com/u/Kennie_Garlington)\ **Replies:** 1\ **Last updated:** [December 22, 2025, 9:42am UTC](https://forum.sensmetry.com/t/lesson-1-comments/350 "2025-12-22T09:42:18Z")
These may be addressed in later lessons, but after completing Lesson 1 I had two comments: The transformation at 5:00 in the video was very confusing. I assume you’re pasting in the body of a different version of the L… [Next page](https://forum.sensmetry.com/c/sysml/33.md?page=1&per_page=50)