Added exception to error message when redcap connection fails
Added exception to error message when redcap connection fails

sibis-platform/ncanda-datacore,kipohl/ncanda-data-integration,sibis-platform/ncanda-data-integration,sibis-platform/ncanda-data-integration,kipohl/ncanda-data-integration,sibis-platform/ncanda-datacore,sibis-platform/ncanda-datacore,kipohl/ncanda-data-integration