You will see from time to time when requesting to display contact information "read contact failure". This is a problem related to the management of Android contacts.
When the program creates a contact list to display it, it keeps the key for accessing the displayed contacts data, and uses this key to find the contact information you request to display. However, during this time the Android contacts manager can make updates to the base contacts and modify access keys, where the failure of reading information ...
In this case the contact list is automatically recreated, and the failure should not be renewed.