Let us assume the OS is Windows in which case 113 means the system has run out of file handles. Normally you can open a file to read even if something else has it open for writing. I would suggest installing http://technet.microsoft.com/en-gb/sysinternals/bb896653 and observe which processes are opening so many files then fixing the code.
-- Nigel Galloway [email protected] On Tue, Jan 6, 2015, at 12:21 PM, Michael Hennebry wrote: > On Tue, 6 Jan 2015, Martin Albrecht wrote: > > > I am running a GLPK model that is sequentially started from a frame program > > in Java. > > In this contex, what is a frame program? > What OS are you running? > > > Unfortunately, I get sometime error when opening the .csv files. > > Here is an example: > > / > > csv_driver: unable to open BOM.csv - Permission denied > > allocation.mod:113: error on opening table tab_BOM > > glp_mpl_build_prob: invalid call sequence > > Error detected in file ..\src\glpapi14.c at line 93/ > > > > I do not get this error at each call of the Java model (one error after > > approx. 50 calls). Moreover, these errors do not occur in a deterministic > > manner, they cannot be reproduced. I each run of the Java program they > > occur > > at another place. > > Looks like a thread issue to me. > Do the open and close occur in different threads? > Perhaps the open is attempted before the close has gone through. > > -- > Michael [email protected] > "SCSI is NOT magic. There are *fundamental technical > reasons* why it is necessary to sacrifice a young > goat to your SCSI chain now and then." -- John Woods > > _______________________________________________ > Help-glpk mailing list > [email protected] > https://lists.gnu.org/mailman/listinfo/help-glpk -- http://www.fastmail.com - Same, same, but different... _______________________________________________ Help-glpk mailing list [email protected] https://lists.gnu.org/mailman/listinfo/help-glpk
