BG95 INcomming Call

I have a BG 95 in firmware BG95M3LAR04A03.
When there comes a incomming call will the Uart Stop working and i Couldn´t send an ATA command to the modem.

What is wrong.

Best regards

Bjarne.

BG95 R04 baseline support volte voice call

but the infor given by you is not efficient , pls capture QXDM log and send to support@quectel.com