Print error message when processing requests.
Print error message when processing requests.

hachi8833/goby,st0012/Rooby,goby-lang/goby,hachi8833/goby,goby-lang/goby,Maxwell-Alexius/goby,goby-lang/goby,hachi8833/goby,Maxwell-Alexius/goby,st0012/Rooby,Maxwell-Alexius/goby