Reject loading language if not defined
Reject loading language if not defined

codecombat/codecombat,codecombat/codecombat,jeremiahyan/codecombat,jeremiahyan/codecombat,javatlacati/codecombat,javatlacati/codecombat,javatlacati/codecombat,codecombat/codecombat,codecombat/codecombat,javatlacati/codecombat,jeremiahyan/codecombat,jeremiahyan/codecombat,codecombat/codecombat,javatlacati/codecombat