Fix protean observe runtime

code/modules/nifsoft/nif.dm

@@ -143,6 +143,8 @@ You can also set the stat of a NIF to NIF_TEMPFAIL without any issues to disable
 		forceMove(parent)
 		parent.implants += src
 		spawn(0) //Let the character finish spawning yo.
+			if(!H) //Or letting them get deleted
+				return
 			if(H.mind)
 				owner = H.mind.name
 			implant(H)