ZooniverseClient: abandonSubjectInMainThread: Check for nil subject.

This should not happen but maybe it is happening, causing the exception seen in the occasional crashes when pressing the revert button. See #21
murraycu · May 30, 2016 · 05cb6fb · 05cb6fb
1 parent 2f9db0f
commit 05cb6fb
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/ios-galaxyzoo/client/ZooniverseClient.m b/ios-galaxyzoo/client/ZooniverseClient.m
@@ -1138,6 +1138,10 @@ - (void)deleteImagesForSubject:(ZooniverseSubject *)subject
 - (void)abandonSubjectInMainThread:(ZooniverseSubject *)subject
       withCoreDataSave:(BOOL)coreDataSave
 {
+    if (subject == nil) {
+        NSLog(@"abandonSubject: subject is nil.");
+    }
+
     NSLog(@"abandonSubject: Abandoning subject with subjectId: %@", subject.subjectId, nil);
 
     //Start asynchronous deletion of the image files.