Adding error handling for test case loading.
Adding error handling for test case loading.

qoqa/lithium,jails/lithium,wbeater/lithium,davidpersson/lithium,UnionOfRAD/framework,SensCritique/lithium,SensCritique/lithium,whowgames/lithium,whowgames/lithium,graphis/lithium,muyehub/lithium,mehlah/lithium,graphis/lithium,pixelcog/lithium,pixelcog/lithium,wbeater/lithium,mehlah/lithium,UnionOfRAD/lithium,m4rcsch/lithium-core-library,m4rcsch/li3_framework,datachand/lithium,UnionOfRAD/lithium,muyehub/lithium,m4rcsch/lithium-core-library,jails/lithium,qoqa/lithium,davidpersson/lithium,datachand/lithium