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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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My PSIM Student License is stuck on another computer. What can I do about it?
Hello. I had to use PSIM for some classes last year, and my one year student license period hasn't yet expired. Since then, my computer broke and I had to get a new one. Now, I can't activate it on the new one, and can't remove it from the first one. Does anyone know how to fix this?
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PSIM 2025.1 Student License Issue “Unable to access license store” & missing PSIMPowerSupplyFeature
Description: I installed Altair PSIM 2025.1 using my university student account. However, when trying to activate the license through ALMUtil, I get the error “Unable to access license store.” Also, PSIM opens with an empty window and shows “Feature not found” related errors. I checked the generated .lic file and it…
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PSIM Student License Activation Error: Different HostIDs after SSD upgrade
Hello, I recently upgraded my computer's storage to an SSD. When trying to activate my PSIM Student License on the new setup, I received the error: "This license was already activated using different HostIDs". I tried to boot back into my old hard drive to deactivate the license manually, but the system generates a…
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Psim License Problem
Hello, I installed PSIM on my laptop, and I keep getting the following errors. What should I do?
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请问PSIM2026可以用PIL和CCS20.4进行联合仿真吗？为什么我用PSIM2026 PIL和CCS20.4进行联合仿真，不能启动CCS20.4，而且不能停止PSIM的仿真进程呢？
请问PSIM2026可以用PIL和CCS20.4进行联合仿真吗？为什么我用PSIM2026 PIL和CCS20.4进行联合仿真，不能启动CCS20.4，而且不能停止PSIM的仿真进程呢？
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This issue started today and I need PSIM to work asap as I have project deadline shortly2
I already have the license then what's the issue
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I can’t log into PSIM using my account authorization — it says the HOSTID is different.
I used Altair Inspire last year, then I formatted my computer. Now, when I try to use PSIM, I follow all the normal steps, but when I open it, it asks for a license or shows a license error. Then I enter my email and password, it says it’s authorized, but it still doesn’t let me log in — the license error message appears…
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Does the PIL function in the PSIM2026 version support the CCS20 joint simulation?
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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Issue with PSIM Student License Activation - Error: License already exists in license store
Subject: Issue with PSIM Student License Activation - Error: License already exists in license store Hi Altair Support Team, I am a second-year Electrical Engineering student at Ariel University. I am reaching out because I am encountering an issue while trying to activate my PSIM student license. I am trying to reactivate…
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Don't see any apps in my apps or can't find my app
I need to get license for psim
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Lisence Re-activation
Lisence Re-activation
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PSIM startup error for student license
Hello, I am having sporadic issues related to the student license for PSIM and was wondering if others have experienced this as well. At times, PSIM will throw a startup licensing error such as the below that suggests that PSIM has attempted to request a feature that is not included in the student license. I have had…
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Request for Student License HostID Reset (Already activated using different HostIDs error)
Hello, I was using PSIM on the same computer before. After formatting Windows and reinstalling PSIM, I can no longer activate my license. When I enter my activation key in Altair License Utility, I get this error: “Error activating license: This license was already activated using different HostIDs.” This is the same…
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PSIM 2025.1 SDFM Issue/Bug??
Hello community members, I am looking to get your input on if what I am having in my PSIM 2025.1 SDFM block is bug or something else. SDFM data and clocks are always GPIO pairs. For F2837x 176 pins, for SD1-D4(54) SDFM block does not provide correct selection of SD1-C4(55), instead it shows same GPIOs as D4(54), which is…
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simcoder problem
我正在使用學生版，但我想使用F2833X模塊時無法使用，請問我要怎麼做才能使用
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Password forgotten
Password forgotten
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Error installing PSIM with student license
Hello everyone, I'd like to ask why, when I install PSIM and try to activate it using the student license obtained from the marketplace, the "Altair License Utility" section displays a message that says "Error: Unable to access license store" and doesn't allow me to enter the license key. How can I fix this?
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PSIM 2026 License Error: Error 15 (6200@localhost) and Error 9
Hi, I am a student at Ariel University using PSIM 2026. I have authorized my machine via Altair One, but I keep getting Error 15 (Unable to connect to license server 6200@localhost) and Error 9. I already tried a clean reinstall and deleting the .lic folder, but the error persists. My Activation Key is:…
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Error activating license: This license was already activated using different HostIds (PSIM student)
Hi, I formatted my PC a while ago and I need PSIM to run a simulation for my Thesis. I was not able to reset the license and I don't know why it's not working since it's the same machine. Could you please help me on this matter?
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PSIM Student License activation error: already activated with different HostIDs
Hello, I am trying to use Altair PSIM 2026 Student Edition on my current PC. I previously used PSIM 2023, and after reinstalling / reconfiguring the environment, I am now getting this error when activating my student license key: "Error activating license: This license was already activated using different HostIDs." I also…
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PSIM Student License Error: "already activated using different HostIDs" after computer change
Hi everyone, I am trying to migrate my PSIM student license to a new computer. I have already deactivated and removed my old machine from my account. If I check my Altair One profile, under "Authorized Machines," only my new machine is listed. However, when I try to use my Auth Code in the Altair License Utility on this…
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PSIM 을 이용할 수 없음
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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Licença de estudante
Eu peguei a minha licença do software PSIM alguns anos atrás quando eu estava no início da faculdade, porém o prazo da licença finaliza agora no dia 11/04/26. Existe alguma forma de estender o tempo para que eu consiga utilizar por mais alguns meses até eu terminar o meu curso?
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Request for Student License HostID Reset (Already activated using different HostIDs error)
Hello Altair Support Team, I am trying to activate my student edition license, but I am receiving the error: "This license was already activated using different HostIDs". During my first activation attempt, the license was accidentally locked to a VPN virtual network adapter (TAP-NordVPN). Furthermore, due to a local…