It may sound strange, but this issue typically occurs when some protective films are left on the sensors, cameras, etc. Please check if everything has been removed. If that’s not the case, try performing a factory reset on the robot, reconfigure it, and redo the mapping, making sure to save it properly. How is your WiFi connection?
After the new update they are some user that have report the same thing about the maps i have already reported to the engineers lets se what they will say.