Fixed instance overwriting bug
Fixed instance overwriting bug

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