Question / Help can't record estranged act 2 on OBS

[MGB Mega Gigabyte]

i add a sours and i go to game capture and then to "capture specific window" and when i open the game its some wired window that seys Isulam 64 and for some reson OBS cant record that dose anybody now how to fix that bug???
that will be appreciated

i will leave a pic of the wired file:

Thank You