fix a pretty obvious error when there is an error opening a file (just noticed it when reading source)
fix a pretty obvious error when there is an error opening a file (just noticed it when reading source)

tscholl2/smc,tscholl2/smc,sagemathinc/smc,sagemathinc/smc,sagemathinc/smc,tscholl2/smc,tscholl2/smc,DrXyzzy/smc,tscholl2/smc,DrXyzzy/smc,sagemathinc/smc,DrXyzzy/smc,DrXyzzy/smc