this only occurs in UE 4.19.
if a project have:
1.“Debug Canvas in Layer” enabled.
2.have debug message in screen.(eg. lighting needs rebuild warnning, ‘stat unit’ command ).
3.play in vr mode.
4.have a ‘Quit game’ blueprint node.(eg. press Esc->Quit Game)
package the project and run it,when trigger the Quit Game event u set in bp.A crash wiil be reported.
it says:
Assertion failed: IsValid() [File:D:\Build++UE4+Release-4.19+Compile\Sync\Engine\Source\Runtime\Core\Public\Templates/SharedPointer.h] [Line: 835]
attachment is the cash log.
