Guilin Sun
Ansys Employee

Please check if you hav e CML license. 

If you have windows machine, try to test if it works there. We have customers using Linux without problem. 

If the problem still exists, please give us the linux OS version information.

Here are some links that might be helpful:

https://optics.ansys.com/hc/en-us/articles/18482212616851-Creating-and-Running-QA-Tests

https://optics.ansys.com/hc/en-us/articles/360054797394-Command-line-interface-for-Verilog-A-CMLs

https://optics.ansys.com/hc/en-us/articles/26892780633747-Access-to-the-CML-compiler-documentation 

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