Segfault happened at: 0x7fe923827e91 <_ZN8LauncherC2EPN3nux10BaseWindowEP10CompScreenPKci+8225>:	push   %rbx
PC (0x7fe923827e91) ok
source "%rbx" ok
destination "(%rsp)" (0x7fffae4b1630) ok
SP (0x7fffae4b1630) ok
Reason could not be automatically determined.