How to Solve VVDI Key Tool Max Pro ‘Internal Error’?

Problem:

Xhorse VVDI Key Tool Max Pro reported “Internal error, please resync then retry”, all versions are up-to-date. Also tried to restore the system, but it is not working. Any suggestion?
Vvdi Key Tool Max Pro Internal Error

VVDISHOP Solution:

First synchronize device.

Vvdi Key Tool Max Pro Sync Device

If the error remains, log out and then log in to the account again to check.

Solved!