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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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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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HyperMesh shortcut to repeat the last used command
Hi Altair Community, In HyperMesh 2025, after using a command/tool and completing the operation, I often need to use the same command again. Is there any keyboard shortcut that can recall or repeat the last-used command without having to select it again from the ribbon or toolbar? For example, if I use a meshing or editing…
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Flux student edition license transfer to new PC
Hello, I previously activated my altair student edition license on an old computer. I have no longer access to the old computer and I have installed Flux and FluxMotor on a new PC. I am unable to activate my student license because it is still associated with the hold hostID. Could you please deactivate/reset the previous…
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Error activating license. This license was already activated using different HostIDs
Dear Altair Support, I had FEKO installed on another PC, so I can't activate the license. The screen displays the message "Error activating license. This license was already activated using different HostIDs". If you can help me solve the problem, I would be grateful. Best regards. Pablo
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PSIM 2024.1 official Wolfspeed C3M0032120K SPICE DPT fails during Python API initialization
Hello Altair team, I am using PSIM 2024.1 (24.1.0.3323) with the PSIM embedded Python 3.12 API for an academic DAB/CLLC converter study. Before using a physical switching model in the converter study, I performed one preregistered smoke test only on the unmodified official Wolfspeed C3M0032120K SPICE DPT example bundled…
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ERROR 3423 - ERROR WITH CODE -71
I want to perform a topological optimization on a solid component. I performed an initial analysis by meshing the entire solid and then selecting only a few mesh elements, to which I assigned a "non-design space" property. Since the manual selection was too time-consuming and inaccurate, to correctly divide the mesh…
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have anybody done quasistatic analysis on a structure. i am a bit stuck about boundary conditions
have anybody done quasistatic analysis on a structure. i am a bit stuck about boundary conditions
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Automated Calibration/Optimization of Tavares Model Parameters (A and b) in EDEM
Hi everyone, I’m currently calibrating the Tavares breakage model in EDEM. I have two remaining parameters, A and b, that need to be determined. I have experimental breakage data, and my plan is to determine these parameters by matching the EDEM simulation results with the experimental results. However, manually running…
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désactiver la licence Altair Student Edition
Mon ordinateur portable est récemment perdu, alors j’en ai acheté un nouveau. Malheureusement, je n’ai plus accès à l’ancien ordinateur portable, ce qui signifie que je ne peux pas suivre moi-même les instructions pour désactiver la licence Altair Student Edition. Serait-il possible de désactiver la licence associée à mon…
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Student Edition License – Already activated using different HostIDs
Hello Altair Support Team, I am using Altair HyperMesh/OptiStruct Student Edition on my laptop. I am getting the following error when I try to activate my license: “Error activating license: This license was already activated using different HostIDs.” I was previously able to use the Student Edition on this same laptop.…
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Is it possible to reset my student licence activation key after my previous laptop has broken down?
Hello Support Team, My laptop recently broke down, so I purchased a new one. Unfortunately, I no longer have access to the old laptop, which means I cannot follow the instructions for deactivating the Altair Student Edition license myself. Would it be possible for you to deactivate the license associated with my previous…
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라이선스 오류
Description: 오늘 AU Enterprise Suite 라이선스를 발급 받았습니다. 발급 받은 계정에서 Generate Auth Code를 라이선스 utility에 넣고 프로그램을 실행하니 라이선스 오류가 발생합니다. 어떻게 해결해야 하나요? Product/Topic Name : EDEM 2026
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Student Activation Key Error -29: FEKOGUI Feature Not Found
Student Activation Key Error -29: FEKOGUI Feature Not Found Hello, I am using the Altair Student Edition via Managed Licensing / Activation Key. When launching CADFEKO (v2026.1), I receive the following error: Altair Managed Licensing: License error Feature: FEKOGUI Error Code: -29 Error Description: Requested CT/TTF…
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Problem with hypermesh it keeps freezing all the time
Dear All, I wanted to ask if anybody had a similar problem with hypermesh that after few clicks start to freeze. Sometimes I wait and I can use it again but most of the time I need to turn it off. I have treid to remove the files that are produced in the folder documents but as suggested in a post but that did not work,…
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Quero solicitar a licensa de estudante para o PSIM
Boa noite, Faço engenharia eletrica e gostaria de solicitar a licensa de estudante para o PSIM como faço? Alguém sabe como resolver?
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EDEM-Hyperstudy coupling custom optimization algorithm
When I do EDEM-HypyeStudy coupling, I want to load a custom optimization algorithm in HyperStudy. Do you have any related video tutorials or graphic tutorials or official cases. Thank you
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How to Generate a Coarse 3D Tetra Mesh
Hello, I imported a 3D model from Dragonfly into HyperMesh 2024.1, as shown below. The model already contains a 2D surface mesh. I am trying to generate a coarser 3D tetrahedral mesh. However, after increasing both the average and minimum element size, the number of 3D elements does not decrease significantly beyond a…
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Request to Deactivate PSIM Student license after reformatting PC
I am using PSIM 2026 Student Edition. I reformatted the computer on which my student license was previously activated. When I try to activate the license again, I receive the following error: “This license was already activated using different HostIDs.” I also tried Tools → Deactivate License in Altair License Utility, but…
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Cannot reactivate PSIM student license after accidentally opening PSIM while offline
I've commited the error of opening PSIM while offline. It immediately suspended my license and asked me to reactivate it. I logged into the Altair One Marketplace, copied it and pressed Enter, but got the error message: Error activating license: This license was already activated using different HostIDs. I saw that every…
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Student License unable to access license store
I am writing to request help with activating my PSIM Student Edition license. When I attempt to enter my Activation Key in the Altair License Utility, I encounter an "Error: Unable to access license store" message under the License Store dropdown, and the "Activate" button remains grayed out. I have attached a screenshot…
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FEKO : At which distance the Far Field Electric field is computed ?
Hello, In FEKO, I can ask for a far field computation, and see the E field value. However, the E field I presume decay as 1/r. I see a value of 32mV maximum in my 3D pattern. → At which distance this pattern is computed ? At the definition of the far field ? Thanks !
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Reactivate and Remove Previous Hostid
I have Brought a New Laptop i want to download Altair Hypermesh. To remove my previous Hostid i don't have my previous laptop. so Please remove my previous hostid and reactivate my license key.Please Give me a solution .