Segfault happened at: 0x7ff1befe6247 <_ZN18SimpleLauncherIcon18OnIconThemeChangedEP13_GtkIconThemePv+39>: callq *0x10(%rax) PC (0x7ff1befe6247) ok source "*0x10(%rax)" ok destination "(%rsp)" (0x7fff7b7d5b40) ok SP (0x7fff7b7d5b40) ok Reason could not be automatically determined.