Base de connaissances du support

Security Vulnerabilities in PHP

Solution numéro: 1339 Versions: Toutes les versions

Is the COMSOL product suite affected by CVE-2026-109618 and CVE-2026-109619? No. COMSOL products, including COMSOL Server and the Model Manager Server, do not contain PHP. The COMSOL website was updated on the same day ...

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Security Vulnerabilities in Apache Log4J 2.x

Solution numéro: 1334 Versions: 6.4, 6.3

Does the COMSOL software contain the Apache Log4j 2.x library and, if so, is it affected by known security vulnerabilities in it? # Summary The following COMSOL software include the Apache Log4j 2.x library: COMSOL ...

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Security Vulnerabilities in Apache Tomcat

Solution numéro: 1327 Se réfère à: COMSOL Model Manager Server, COMSOL Multiphysics, COMSOL Server Versions: Toutes les versions

Does the COMSOL software contain the Apache Tomcat® software and, if so, is it affected by known security vulnerabilities in it? Can the bundled Apache Tomcat version be updated before the next COMSOL product update? # ...

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Permission elevation issue when trying to update COMSOL Multiphysics

Solution numéro: 1338 Versions: Toutes les versions

After going to File > Help > Check for Product Updates I get the following error This issue seems to arise from a Windows Security update. There are two suggested workarounds Launch COMSOL Multiphysics with ...

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Why is my license manager log filled with DENIED: SERIAL entries

Solution numéro: 1337 Versions: Toutes les versions

When reviewing the license manager log file, it is filled with entries like this: 14:29:48 (LMCOMSOL) DENIED: "SERIAL" uname@hostname "vX.Y"(License server system does not support this version of this feature. (-25 ...

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Security Vulnerabilities in Apache Solr

Solution numéro: 1333 Versions: 6.4, 6.3

Does the COMSOL software contain the Apache Solr™ software and, if so, is it affected by known security vulnerabilities in it? # Summary The following COMSOL functionality uses a bundled distribution of the Apache ...

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Communication error with remote service when using COMSOL Chatbot with GPT-5

Solution numéro: 1336 Versions: Toutes les versions

When using the COMSOL Chatbot with the OpenAI or Azure OpenAI providers and a reasoning model such as GPT-5 a “Communication error with remote service” occurs This issue can occur when the Chatbot does not begin ...

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COMSOL 6.4 macOS Apple Silicon Native Support

Solution numéro: 1335 Versions: 6.4

Please note This entry concerns COMSOL 6.4. For COMSOL 6.3, COMSOL 6.2 and 6.1, please see Knowledge Base 1321, Knowledge Base 1307 and Knowledge Base 1300 respectively. System Requirements COMSOL 6.4 for macOS ...

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COMSOL Uses Increasing Amount of GPU Memory (VRAM)

Solution numéro: 1332 Versions: Toutes les versions

You are experiencing growing GPU memory (VRAM) usage in COMSOL Multiphysics while switching between between plots, while using plot while solving, while using probe plots while solving, or while having convergence ...

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Licensing error -39,147 on a Linux machine with an NSL license

Solution numéro: 1331 Versions: Toutes les versions

When trying to launch the software on a Linux Machine with an NSL license installed, I receive the following or a similar error message: License error: -39. User/host not on INCLUDE list for product. User/host not on ...

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