ContributionsMost RecentMost LikesSolutionsRe: vsim.exe - System Error Sorry for late update, yes with that option, can run functional simulation. Thanks for your help. Sun KIm Re: vsim.exe - System Error Hi Richard, Yes, it is license file issues and I didn’t re-generated but Intel sent new one and it works. But I had a another issue and below. I think it is tool limitation for free and If you have any good idea, please let me know. # ** Error: Failure to checkout svverification license feature. # ** Error: (vsim-1) Unable to checkout verification license - required for testbench features (randomize, randcase, randsequence, covergroup). # Time: 0 ns Iteration: 0 Instance: /top File: top.sv # Error loading design Error loading design # End time: 04:56:33 on Oct 13,2021, Elapsed time: 0:00:00 # Errors: 2, Warnings: 0 Thanks, Sun Re: vsim.exe - System Error Hi Richard, Thanks for your information and I am trying to follow-up still I have issues I generated it, download and set it up as below but I had a error as attached. C:\Users\sunki>lmutil lmdiag lmutil - Copyright (c) 1989-2019 Flexera. All Rights Reserved. FlexNet diagnostics on Mon 10/11/2021 13:05 ----------------------------------------------------- License file: C:\intelFPGA_pro\21.3\1-UXUQF7_License.dat ----------------------------------------------------- Would you please let me know what I missed? Thanks, Sun Kim Re: vsim.exe - System Error I install Visual Studio 2019 and re-install quartus with fee questa_sim, guesta_fse but when I try running questa sim, it is ask license as attached. would you please let me know what I need to do for fix? Thank you, Sun Re: vsim.exe - System Error I think it is install when I install QuartusProSetup-21.3.0.170-windows.exe, so not sure But I also try to install for QuestaSetup-21.3.0.170-windows.exe and model sim too and they are showing me same error. If you know free trial version download, please let me know. I need free trial for Quartus and Questa. vsim.exe - System Error Hello, When I install Quartus Pro for evaluation, trying to free use, I have issues when I open questa sim as attached snapshot, "MSVCR120.dll was not found" would you please let me know how I can fix it? Thanks in advance, Sun Kim