Intel® FPGA Software Installation & Licensing
Installation and Licensing that’s includes Intel Quartus® Prime software, ModelSim* - Intel FPGA Edition software, Nios® II Embedded Design Suite on Windows or Linux operating systems.
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Licensing Error while running simulation

TonyWu-21474
Beginner
475 Views

Hello.

I just installed Quartus Prime Lite 23.1 with the free version of questa.I've alos requested a free license. But while running the simulation it stopped with this message

##################################################################

e:/quartusprime/questa_fe/win64//vsim -c -do XOR_gate.do

Unable to checkout a license. Make sure your license file environment variable (SALT_LICENSE_SERVER, MGLS_LICENSE_FILE, LM_LICENSE_FILE)

is set correctly and then run 'lmutil lmdiag' to diagnose the problem.

Unable to checkout a license. Vsim is closing.

##################################################################

I've already checked my enviroment variable and diagnosed with command 'lmutil lmdiag', which returns this:

"intelqsimstarter" v2025.04, vendor: mgcld, expiry: 05-apr-2025
vendor_string: 96C88B25
uncounted nodelocked license, locked to ethernet address "b03cdc25a936" starts: 5-apr-2024, expires: 05-apr-2025

This is the correct node for this node-locked license
-----------------------------------------------------

Enter <CR> to continue: CR
"intelqsimstarter" v2025.04, vendor: mgcld, expiry: 05-apr-2025
vendor_string: 96C88B25
uncounted nodelocked license, locked to ethernet address "b03cdc25a936" starts: 5-apr-2024, expires: 05-apr-2025

This is the correct node for this node-locked license

My system is Windows 11 23H2

I would appreciate it if anyone can help me with this.

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CRM
Employee
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Hi TonyWu-21474 ,

 

This error usually occurs when using a version of Questa that is not supported by the license that you have. Please confirm if your trying to use the Questa starter edition, Questa Intel FPGA Edition, QuestaSim, etc.

You could also try re-installling Questa

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