It was java version "1.6.0_24" OpenJDK Runtime Environment (IcedTea6 1.11.1) (6b24-1.11.1-4ubuntu3) OpenJDK 64-Bit Server VM (build 20.0-b12, mixed mode)
I removed openjdk6 from the machine, leaving only 7 and it works.
It was 11.1-4ubuntu3)
java version "1.6.0_24"
OpenJDK Runtime Environment (IcedTea6 1.11.1) (6b24-1.
OpenJDK 64-Bit Server VM (build 20.0-b12, mixed mode)
I removed openjdk6 from the machine, leaving only 7 and it works.