UTGL Error

[Trabuco]

what is this error??
i have some problems to make run this mutator
he lets pass any login, and give me this error in console
I believe the problem is in php. because config server.ini in utgl host he don´t return this error.

Resolving ***.net...
Resolved ***.net (***.***.***.***)
[UTGL] : Error while contacting masterserver ( code -3 - type 1 )
[UTGL] : #################################
[UTGL] : # PLAYER JOIN #
[UTGL] : #################################
[UTGL] : - PID....: 5
[UTGL] : - Login..: admin
[UTGL] : - Nick...: ****
[UTGL] : - IP.....: ***.***.***.***
[UTGL] : - NOT CHECKED BY MASTER!