Closed chrislim closed 7 years ago
Here is a common problem:
This is only happening on devices running iOS9
Read this article: http://stackoverflow.com/questions/32887919/xcode-7-0-ios9-sdk-deadlock-while-executing-fetch-request-with-performblockandw
Some other details: http://quellish.tumblr.com/post/93355099502/performblock-vs-performblockandwait
Here is a common problem:![image](https://cloud.githubusercontent.com/assets/469630/10867528/a408dbce-8023-11e5-8199-6272307d0d18.png)
This is only happening on devices running iOS9