http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50231
Bug #: 50231 Summary: Fatal Error: Wrong module version '5' (expected '4') for file 'sizes.mod' Classification: Unclassified Product: gcc Version: 4.6.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran AssignedTo: unassig...@gcc.gnu.org ReportedBy: pavel.belomest...@regeneron.com Hello Nonmem Users, Fortran460 have been genetating the following message: fsubs.f90:2.29: USE SIZES, ONLY: DPSIZE 1 Fatal Error: Wrong module version '5' (expected '4') for file 'sizes.mod' opened at (1) gfortran: Internal error: Aborted (program f951) Please submit a full bug report. See <http://gcc.gnu.org/bugs.html> for instructions. Finished compiling fsubs gfortran: fsubs.o: No such file or directory Completed call to gfcompile.bat No nonmem execution. Do you have any insights? Thank you, Pavel