0.12.2dev: improve error reporting for failing SQL queries.
0.12.2dev: improve error reporting for failing SQL queries.

git-svn-id: 30ec3c1a2098df185a8733d0352d646269562639@10395 af82e41b-90c4-0310-8c96-b1721e28e2e2

exocad/exotrac,exocad/exotrac,exocad/exotrac,exocad/exotrac