<div dir="auto"><div dir="auto"></div>Dear Jeff,<div dir="auto"><br></div><div dir="auto">Thank you for your answer,</div><div dir="auto"><br></div><div dir="auto">The error in the list file is the following :</div><div dir="auto"><br></div><div dir="auto"><div dir="auto">*** Fatal Error at time : 5088.000000</div><div dir="auto"><br></div><div dir="auto"> Generated by Unit : 56</div><div dir="auto"> Generated by Type : 56</div><div dir="auto"> Message : Building description file does not exit! C:\TRNSYS18\Optimization\GenOpt\Simulation\tmp-genopt-run-1\BUILDINGPROJECT1.bld</div><div dir="auto"><br></div><div dir="auto">I think that genopt is unable to access the building file .b18 because in the folder tmp-genopt-run-1 the size of the building file.b18 is zero Kb. I tried to change many things in the file location and path but nothing is working. Also I have tried to copy paste the building file.b18 in the tmp-genopt-run1 file, the optimization runs one time and the same error is generated for the next run.</div><div dir="auto"><br></div><div dir="auto">When I open Trnopt I browse the input file.dck of trnsys with full path, how can I solve the problem of type 56 with Trnopt?</div><div dir="auto"><br></div><div dir="auto">Could you please help me?</div><div dir="auto"><br></div><div dir="auto">Thank you very much and best regards</div><div dir="auto">Farah</div></div><div dir="auto"><br><div class="gmail_quote" dir="auto"><div dir="ltr" class="gmail_attr">On Sun, 28 Feb 2021, 18:19 Jeff Thornton via TRNSYS-users, <<a href="mailto:trnsys-users@lists.onebuilding.org" rel="noreferrer noreferrer" target="_blank">trnsys-users@lists.onebuilding.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div 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 <<a href="mailto:trnsys-users@lists.onebuilding.org" rel="noreferrer noreferrer noreferrer" target="_blank">trnsys-users@lists.onebuilding.org</a>> 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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