be more cautious in debug mode
be more cautious in debug mode

Change-Id: I46b89b10287ac755e2b727b46d6fdd19f44bcdd3

JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core