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YYama23's avatar
YYama23
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7 years ago

Licensing error in simulation. How can I fix it?

I'm trying to run a functional simulation on Quartus Prime Lite, but I get this error: Unable to checkout a license. Vsim is closing. ** Fatal: Invalid license environment. Application closing. Un...
Dutch1994's avatar
Dutch1994
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4 years ago
Hello, I had exactly the same error when trying to simulate the asynchronous counter in this video: https://www.youtube.com/watch?v=kRXWk2llxVk (minute 11:57)
Seeing several comments about it, it occurred to me to go to this path C:\intelFPGA_lite\17.0
There, I found 2 files: modelsim_ase and modelsim_ae
What I did was delete the "modelsim_ae", then I closed the vwf simulation, I recompiled my schematic, I opened the VWF University Program, I put the entries with their values ​​and I managed to simulate it well (the time diagram appeared).
Let's see if that works for you...