[TRNSYS-users] TRNSYS error 300

David BRADLEY d.bradley at tess-inc.com
Fri Sep 30 08:58:40 PDT 2011


Carlos,
  I have been getting this error too. My first "fix" was to change the 
error message to say that it may be a problem with either Type66 or 
Type56. Not much of a fix at all.

  I think the cause of the error is that when running from Studio and 
TRNEdit, TRNBuild gets called to process the *.b17 file and generate the 
*.bld, *.trn, and *.inf files. When called from TRNSED, however, the 
call to TRNBuild is bypassed and Type56 uses existing (already 
processed) *.bld, *.trn, and *.inf files. I managed to avoid the error 
by changing the "error" to a "warning" in my version of callProgram. 
This is just a workaround for TRNSED though; we are currently working on 
a permanent solution with Transsolar.
Kind regards,
  David


On 9/29/2011 14:50, torres.carlos-moises at lte.ireq.ca wrote:
> Dear all,
> Whenever I ry to run a type 56 simulation in TRNSED I am given the 
> following error even though the same program runned perfectly in TRNEdit
>  ***** ERROR *****        TRNSYS ERROR # 300
>  UNABLE TO START PROGRAM IN CALLPROGRAM UTILITY
>  PLEASE CHECK PATH AND PROGRAM NAME, THIS MAY BE A PROBLEM IN TYPE 66
>
> *** Fatal Error at time   :         0.000000
>     Generated by Unit     : Not applicable or not available
>     Generated by Type     : Not applicable or not available
>     TRNSYS Message    300 : The TRNSYS Program attempted to evaluate 
> an EQUATION that raised a negative number to a non-integer value. 
> Please check the EQUATION formulation and re-run the simulation
>     Reported information  : Not available
> the message is not very helpfull and I don't even use Type 66 in my 
> simulation and I checked all my equations and nothing obvious comes to 
> view.
> Is there any known solution to this problem? If need be I can send you 
> the files im using.
> Thank you
> Carlos Torres
> Stagiaire universitaire
> Laboratoire des technologies de l'énergie (LTE)
>
>
> _______________________________________________
> TRNSYS-users mailing list
> TRNSYS-users at cae.wisc.edu
> https://mailman.cae.wisc.edu/listinfo/trnsys-users

-- 
***************************
David BRADLEY
Principal
Thermal Energy Systems Specialists, LLC
22 North Carroll Street - suite 370
Madison, WI  53703 USA

P:+1.608.274.2577
F:+1.608.278.1475
d.bradley at tess-inc.com

http://www.tess-inc.com
http://www.trnsys.com

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