@ -4136,7 +4136,7 @@ interactionControllerForAnimationController:(id<UIViewControllerAnimatedTransiti
UIPanGestureRecognizer *recognizer = self.currentShowMessageDetailsPanGesture;
if (recognizer == nil) {
OWSFail(@"currentShowMessageDetailsPanGesture was unexpectedly nil");
// Not in the middle of the `currentShowMessageDetailsPanGesture`, abort.
return nil;
}