The problem: engine12.dll (loaded by fbclient.dll in second attach) tries to use foreign fbclient.dll (loaded on first attach). Because of static linking.
This is known issue since 3.0 RC2: http://tracker.firebirdsql.org/browse/CORE-5123 Can this be fixed? ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot Firebird-Devel mailing list, web interface at https://lists.sourceforge.net/lists/listinfo/firebird-devel