fix the problem that show page is not displayed when response_header is null.
fix the problem that show page is not displayed when response_header is null.

level-five/umakadata-1,dbcls/umakadata,level-five/umakadata-1,level-five/umakadata-1,dbcls/umakadata,dbcls/umakadata,level-five/umakadata-1,dbcls/umakadata