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Important update to All Siemens (previously Altair) Academic Customers and Users.
We continue to support our academic customers and users who were using and need to use the Altair One system during the transition to the Siemens Ecosystem. You can access its marketplace, downloads and Altair units managed licenses as before. You need to use the same URL - https://altairone.com/Marketplace during our…
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Community May 2026 Roundup 📣
🌟 Altair Community Update: Events, Highlights & What’s New Hello Altair Community! Welcome to this month’s community roundup—your go-to source for the latest discussions, expert insights, and standout solutions. Whether you're here to troubleshoot a challenge, discover new techniques, or stay up to date on trending topics,…
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Community March 2026 Roundup 📣
It's time for our March roundup! We've been busy behind the scenes and we're thrilled to share some significant updates. Get ready! 📣 Major Updates Altair's Support infrastructure migrated to the Siemens Support Center: As of Monday, March 9th, the Altair Support Portal has been shut down and your cases have been migrated…
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Altair Support is Moving to Siemens Support Center!
STATUS UPDATE (March 9 2026): Dear Community, Your support cases have been migrated to the Siemens Support Center. As of Monday, March 9th, the Altair Support Portal has been shut down. You should have received an email with the links and instructions on how to activate your account and log into the Siemens Support Center.…
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Altair Community Rewards and Recognization
The Altair Community is a space where beginners, experienced users, industry experts, students, faculty and our product specialists come together to share insights, collaborate, and find ways to take full advantage of our products. Engagement is at the heart of the Community and with the launch of our new and improved…
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DSim Cloud fails to start session: cannot connect to app.metricsvcloud.com:443
Hi everyone, I am trying to run a CORE-V-VERIF simulation for a CV32E40X-based SoC using DSim Cloud. The test is a custom firmware benchmark called crypto_raw_perm_bench. The command is launched from the CORE-V-VERIF UVM simulation flow. The simulation does not reach RTL compilation. It fails immediately when DSim tries to…
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How to assign properties and directions to my components？
Im student. my hypermesh version is 2025. I am going to assign orthotropic materials to my components using mat8. But I don't know how to specify the direction of the fibers for the material of my shell.I only established local coordinate systems corresponding to two components and carried out the content shown in the…
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When can EDEM support OSFLEX body coupling in Motionview?
Because I am currently working on a project that requires consideration of the nonlinearity of the material, which needs to come into contact with particles. However, after my research, Motionview has launched an OSFLEX flexible body function, which is currently a testing function and cannot be coupled to EDEM. Therefore,…
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Latest Altair License Utility download location
Where can I download the latest license manager for my Windows Server that is currently running Altair License Utility v15.5.0?
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Altair SLC requested line printer three and four-dimensional line printer plot support
Altair SLC requested line printer three and four-dimensional line printer plot support Too long to post here, see GitHub https://github.com/rogerjdeangelis/altair-slc-requested-line-printer-three-and-four-dimensional-line-printer-plot-support SAS supports the following four-dimensional plot, but Altair does not. The…
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Failed to import Abaqus INP: error creating new process
Hi everyone, I encounter an "error creating new process" when importing Abaqus INP files in HyperMesh 2026 on one of our two PCs with identical installation. The operation screen recording is attached, please advise the repair method.Thank you.
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Visualize applied pressure with HyperView
Pressure is applied on SHELL elements using PLOAD entry. After computing the analysis, I would like to visualize the applied pressure on the model with HyperView. I tried the following outputs : /ANIM/SHELL/PEXT /ANIM/SHELL/P /ANIM/ELEM/P /H3D/SHELL/PEXT None of them seems to be working. The analysis is performed using…
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PSIM Student License HostID Reset Request after Motherboard Failure
Hello Altair Support Team, I am using PSIM 26.0 Student Edition. After replacing my motherboard due to a hardware failure, I can no longer activate my PSIM student license. The previous motherboard is completely dead, so I cannot access the old system to deactivate the license manually. When I try to activate the license…
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Altair slc random vibrations and Sine sweep analysis eathquake vibrations for modeling
Altair slc random vibrations and Sine sweep analysis eathquake vibrations for modeling Too long to post here,see https://github.com/rogerjdeangelis/altair-slc-random-vibrations-and-Sine-sweep-analysis-eathquake-vibrations-for-modeling Plots…
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LS-DYNA衝突解析モデルの作成方法について
HyperMeshのLS-DYNAで衝突解析用モデルの作成方法について質問があり、ご連絡させていただきました。 以下3点ご回答いただけると幸いです。 メッシュ作成の際、薄板形状についてはシェルメッシュを作成し、プロパティにて板厚を設定する方法でモデル化しているのですが「板厚が何mm以下の場合はシェル要素を使用する」「何mm以上の場合はソリッド要素を使用する」といった、要素選択に関する一般的な基準や推奨事項がございましたら、ご教示いただけますでしょうか。 「形状寸法とエレメントサイズの比率」や「板厚とソリッド要素層数」など、メッシュ作成時のメッシュサイズ設定の参考となる考え方がありましたら、教示いただけますと幸いです。…
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Altair slc finally fixed utf-8 bom error with the ultra-edit editor and slc autoexec file
Altair slc finally fixed utf-8 bom error with the ultra-edit editor and slc autoexec file Too long to post here, see github https://github.com/rogerjdeangelis/altair-slc-finally-fixed-utf8-bom-error-with-the-ultra-edit-editor-and-slc-autoexec-file This fix uses notepad++. I suspect other editors may allow removal of the…
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Select surfaces "visible" by using a box with tcl
Good morning All, I'm working on a script to perform several selections based on coordinates of my model. I'm in the need to select surfaces "visible" using a box but, apparently, this option, is not available in tcl. Does someone patch this issue? Thanks a lot in advance for the help. Fabio
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Can anyone explain me the DOF assignment in Hyper mesh v2025
I have an example of an axle bar. According to the vehicle coordinate system, the axle bar undergoes translation and rotation in the Y‑direction. When I apply a boundary condition at one end, I am uncertain about how to select the appropriate degrees of freedom (DOFs). Specifically, I want to clarify: if a DOF is ticked in…
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Request for Honeycomb Crashbox Material Data and Reference Models in Hyperworks LS-DYNA
Hello, Currently I am working on developing a honeycomb structured crashbox model in Hyperworks Ls Dyna. I am looking for any reference material, example models, tutorial files, or validated datasets for setting up an aluminum honeycomb crashbox/impact attenuator simulation. If there are any relevant resources or you can…
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Altair slc extract the surface mesh points of a three dimensional solid mesh using convex hull
Altair slc extract the surface mesh points of a three-dimensional solid mesh using the convex hull I encased my solid body mesh points in an ICOSAHEDRON (12 vertices of a polyhedron) to test the algorithm. If the algorithm works, the code will output the 12 vertices of the ICOSAHEDRON as the surface mesh.. Convex Hull…
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PSIM License Error 9 & Error 1 after computer hardware change
Hello Support Team, I am a student at Pontificia Universidad Católica de Valparaíso. I recently changed my computer hardware but kept my hard drive. Now when I try to run PSIM, I get "Error Code: 9 (Feature not found)" and "Error Code: 1 (Timeout)". Could you please help me update my student license so it works on my new…
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Keeps getting the "Invalid Security Identification" error on S-Concrete
Hi there, I kept getting this error while opening the Altair S-Concrete 2025 and 2026. I can use the Altair S-foundation and S-frame without issue. IT department confirms that I have the valid full license, and we had enough license units for concurrent users when I opened the app. Action taken: 1. I have tried…
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Unable to Get H3D while the Model is running
Hi, I'm running a non-linear model in optistruct with the below options, but not getting H3D file to review the results while it's running like it can be done for Abaqus solver. OUTPUT,H3D,ALL DISPLACEMENT(H3D) = ALL STRESS(H3D) = YES NLOUT with TIME option for OUTPUT SET 34 TIME 0.0 0.005 0.05 0.1 0.2 0.3 0.4 0.5 0.6 0.7…
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Problem with Altair License Utility 2026 install
Fatal Application Error This Application has Unexpectedly Quit Invocation of this Java Application has caused an Invocation TargetException. This application will now exit. (LAX) Flexeraaxj$aaa: Windows DLL failed to load at Flexeraaxj.af(Unknown Source) at Flexeraaxj.aa(Unknown Source) at…
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HV SETS automation for HyperView TCL/HWC scripting.
My point of reference is for Nastran Bulks and OP2. Situation For example if you have defined a Element set "set_cs" in the case control section in the master bulk with an ID =6. Once the model and results are loaded in the HyperView, you'll see first 5 sets automatically created. #Name Type ID 0D Set Components 1 1D Set…