Show error message when Uncaught Exception occurs
Show error message when Uncaught Exception occurs

cganas/picoCTF-web,alpire/picoCTF-web,alpire/picoCTF-web,cganas/picoCTF-web,alpire/picoCTF-web,alpire/picoCTF-web,picoCTF/picoCTF-web,picoCTF/picoCTF-web,cganas/picoCTF-web,picoCTF/picoCTF-web,picoCTF/picoCTF-web,cganas/picoCTF-web