<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto">Farrah,<div><br></div><div>If I had to guess, I would guess that you have not specified the FULL path to all of your external files; including the building file. But you can check the list file that was generated. It’s located in the Optimization/GenOpt/Simulation directory in the sub-directory corresponding to the simulation that failed.</div><div><br></div><div>Remember that the simulations when you optimize aren’t run in the same folder with your project so all files have to point to where the files are located like c:/trnsys18/my projects/test project/equipment/performance.dat</div><div><br></div><div>Jeff<br><br><div dir="ltr">Sent from my iPhone</div><div dir="ltr"><br><blockquote type="cite">On Feb 28, 2021, at 3:42 AM, Farah Souayfane via TRNSYS-users <trnsys-users@lists.onebuilding.org> wrote:<br><br></blockquote></div><blockquote type="cite"><div dir="ltr"><div dir="ltr"><div>Dear Trnsys Users,</div><div><br></div><div>When I run my optimization in TRNopt I always get errors like the below photo, did anyone face the same issues. Also in Genopt, I get the following errors</div><div><br></div><div>Exception in executing the simulation program</div><br>Simulation working directory : 'C:\TRNSYS18\Optimization\GenOpt\Simulation\tmp-genopt-run-1'<br>Command string : 'C:\TRNSYS18\Exe\TrnEXE64.exe "C:\TRNSYS18\Optimization\GenOpt\Simulation\tmp-genopt-run-1\GenoptInputFile.DCK" /n /WAIT '<br>Exception message: <br><br>Error in executing the simulation program<br>Exit value of the simulation program: 408<br>Working directory : 'C:\TRNSYS18\Optimization\GenOpt\Simulation\tmp-genopt-run-1'.<br>Current command String : 'C:\TRNSYS18\Exe\TrnEXE64.exe "C:\TRNSYS18\Optimization\GenOpt\Simulation\tmp-genopt-run-1\GenoptInputFile.DCK" /n /WAIT '.<br>Error stream of simulation program : Simulation program did not return an error stream.<br><br>Any suggestions?<div>Thank you and best regards,</div><div>Farah<br><br><div><image.png></div><br></div></div>
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