When: When restoring an identity.
Why: The data in the device is corrupt, maybe due to an interruption during a previous attempt to restore your identity.
Solution 1: Clear the Meaplus client application data in your operating system*. Restore your identity.
Solution 2: Uninstall the Meaplus client. Install the Meaplus client and restore your identity.
*Clearing application data differs depending on which device you use. If you have any questions, please turn to your device support.