I forgot the Netbeans output: # A fatal error has been detected by the Java Runtime Environment: # # SIGSEGV (0xb) at pc=0x00007f4091803ee9, pid=9249, tid=139914781116160 # # JRE version: OpenJDK Runtime Environment (8.0_66-b01) (build 1.8.0_66- internal-b01) # Java VM: OpenJDK 64-Bit Server VM (25.66-b01 mixed mode linux-amd64 compressed oops) # Problematic frame: # C [libatk-wrapper.so.6.0.0+0x4ee9]