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📢 Upcoming Session Alert! Solver enhancements for Large Model and HF Evaluations in Feko
Get ready for our next insightful session on March 26 : "Solver enhancements for Large Model and High-Frequency Evaluations in Feko 2026" This event is part of the Community Electromagnetics Chat Series. Low Frequency sessions will occur on 3rd Thursday of the month and High Frequency sessions will occur on 4th Thursday of…
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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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Exterior acoustic simulation of Motor to predict SPL using Surface velocity data a input?
Hi, I have a surface velocity data of E-motor/Engine generated by third party MBD solver in .pch file format. I would like to use this data as a excitation to predict the exterior noise at 1m distance microphones. I have looked at the documentation of IE, RADSND & APML methods in optistruct. Surface velocity required for…
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Altair Inspire
Hi We are exploring Inspire tool to do a comparison study b/w Inspire- optistruct and hm-optistruct. We considered simple analysis like modal and gravity for the study. But we observed discrepancy in the results. So need help in model set up . thanks
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Automatically create local CID with CBUSH?
I'm new to the world of TCL scripting, so struggling a bit. Is it possible/does anyone have a TCL file which would create a corresponding local coordinate system when a CBUSH is being created? Thanks!
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How to download SIMSOLID student version.
I can't download SIMSOLID. I followed the steps, but I can't seem to download it. https://web.altair.com/altair-student-edition#license-activation
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how can i activate license on my new PC
My old pc broke down, so i do not have access to my altair now. i have student license but when i try to deactivate it or activate it only contradictory errors occur. what can i do? i want activate it as soon as possible.
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License Activation Issue: "Already activated using different HostIDs" - Version 2026
Hello Altair Support, I am using the Altair 2026 Student Edition and I am encountering an error during the activation process. When I enter my activation key in the Altair License Utility, I receive the following error message: "Error activating license: This license was already activated using different HostIDs." I have…
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Cross-section of the boundary layer between two mesh zones
Hello everyone, I am using HyperMesh CFD for the first time and I have encountered the issue shown in the attached picture. My boundary layer, generated by the 'Edge Layer' tool, gets cut off when it intersects with the edge of a mesh refinement box. I am looking for help to ensure my boundary layer remains continuous.…
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How to run "nvh_batch_mac.tbc" from command line to compute MAC between two .op2 files?
Description: I want to compute the Modal Assurance Criterion (MAC) between two ".op2" files using batch mode (without GUI). I found the script "nvh_batch_mac.tbc", but I’m not sure how to call it correctly from the command line. Product/Topic Name : Hyperview2022 / NVH NVH Utilities *Note from Community Team - Once you…
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PROGRAM STOPPED: ERRORS DURING ELEMENT QUALITY CHECK
I am trying to perform topography optimization with PARAM,CHECKEL,NO. However I am getting element quality error. I tried checking these elements in hyperview and run quality check but these elements are good. I am not understanding why solver is giving this error.
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student activation
Hi. I have a new computer and I don't have access to the old computer to remove the license because it is broken. I would appreciate your help in renewing the license.
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OptiStruct Student License Issue – Feature Not Found Error
I am currently using an Altair Student Edition license (valid until February 1, 2027) and I am experiencing an issue when trying to run OptiStruct on computer console. Until last thursday (march 26), everything was working normally. However, I am now receiving a license error indicating that the OptiStruct feature cannot…
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License Feautre
To whomever it many concern I have been Using Altair Student version i just downloaded but because of my mistake or something out of hand i cannot get Power supply option in my license i have access only to Motor drive can anyone solve this issue by enabling Power supply option in my license or anything
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Failure to Analyze
Description: Failure to Analyze Product/Topic Name : Hyperworks 2026 I am new to Hyperworks and followed the installation instructions as per the pdf guideline but when running an anaylsis I get the error " Could not find Compute Console Script. Please install Solvers." If anybody has had a similar issue or knows how to…
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RE: Altair scl Exploratory forecasting sunspot activity with auto arima time series
%let pgm=utl-altair-slc-exploratory-forcasting-sunspot-activity-with-r-auto-arima-time-series; %stop submission Altair scl Exploratory forecasting sunspot activity with auto arima time series Forecast the next 12 years of sunspots Too long to post on a list, see github…
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Radioss error message
Any help will be welcome. I kept getting the error attached. My computer storage is okay and i have deleted unwanted files just in case. Thanks
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RE: Generating complete case logic for decision trees using altair personal slc
Generating complete case logic for decision trees using altair personal slc Too long to post o a list, see github github https://github.com/rogerjdeangelis/utl-generating-complete-case-when-logic-for-decision-trees-using-altair-personal-slc Altair posts…
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RE: Altair slc 2:35 minutes vs rapid miner import csv taking more than 40 minutes
Altair slc 2:35 minutes vs rapid miner import csv taking more than 40 minutes; SLC took: real time : 2:35.311 minutes Too long to post on list, see github https://github.com/rogerjdeangelis/utl-altair-slc-three-minutes-vs-rapid-miner-import-csv-taking-more-than-forty-minutes Altair Post…
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RE: Altair slc determining type and length of excel columns before importing
Altair slc determining type and length of excel columns before importing Too long to post on a list, see github https://github.com/rogerjdeangelis/utl-altair-slc-determining-type-and-length-of-excel-columns-before-importing Altair Community…
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Siemens interactive mouse surfing software vs altair slc code driven software, a paradigm shift
SOAPBOX ON AI AI is ushering in a new era of code-driven solutions. Non-programmers can now create functional code with ease — a transformation that will deeply impact interactive, mouse-driven software. Siemens dropping technical support for the Altair SLC will kill the SLC. No company will purchase the SLC without…
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license actevtion
I am using the student version of Altair FEKO. I previously activated my license on my old laptop. I recently switched to a new laptop, and when I try to activate the software using the same license key, I receive a message saying that the key has already been used. Unfortunately, I no longer have access to my old laptop,…
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I bought a license for the student version, but it does not accept the license, why? (I added a pict
pls help me :)
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RE: Altair scl reading a currupted csv recovering the most good data
Altair scl reading a currupted csv recovering the most good data Too long to post on a list. see github https://github.com/rogerjdeangelis/utl-altair-scl-reading-a-currupted-csv-recovering-the-most-good-data Altair community post https://community.altair.com/discussion/52461/i-cannot-read-the-data-correctly-help?tab=all…
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RE: Altair slc split closed workbook excel sheet into male and female sheets libname excel
Altair slc split closed workbook excel sheet into male and female sheets libname excel Problem Add sheets males and femaels using the class sheet Too long to post to list, see github https://github.com/rogerjdeangelis/utl-altair-slc-split-closed-workbook-excel-sheet-into-male-and-female-sheets-libname-excel Altair Post…
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I’m having an issue with my PSIM Student Edition license. After formatting my computer, I no longer
Description: Kindly add description here Product/Topic Name : Kindly include the product name, version if applicable here. Also, Don't forget to tag with the product/topic related to your question. *Note from Community Team - Once you receive a satisfactory answer on your question, kindly mark your answers as "Accepted" so…
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S-Frame 2026 Update - Errors and missing steel database
Hello, My 2025 S-frame was working but when I updated to 2026 I encountered several errors: I can't create new models. It gives me the following error and I can't proceed: When I open existing models, the steel database is missing from the sections tab and settings… Should I just revert back to 2025? Thank you, Kendrick
