Facebook App Manager Has Stopped. Search on facebook for businessopen side navigation menuclose side navigation menu. And then, choose “application manager”.
To check this, simply remove the memory card and launch the app that has stopped working. Troubleshoot ad performance | facebook business help centre. A side benefit of clearing the cache is that it frees up storage space.
I personally doesn't use the facebook apk itself, i once disable it but it later come back with latest version installed.
From the list of applications, go ahead and locate the google app. One of the most effective methods to troubleshoot this issue is by clicking on the force quit icon and restarting the facebook app again on the iphone. After this, try to open the app and if it doesn’t crash immediately, try to. Troubleshoot ad performance | facebook business help centre.