We got a problem that some iPhone can't make or receive calls after MDM profile installation.Proceeds in the following order:1. Call to this iPhone from another phone and connection established.2. Send MDM Push and mdmd started.3. We can see the Springboard warning. (which is not shown in normal iPhone (marked bold in the Logs below))4. MDM handshaking finished and mdmd stopped.5. Disconnect phone call.6. Try to make a phone call or receive a phone call again. but outgoing or receiving screen is not appeared.This problem disappears after reboot the device.Anyone seeing similar issue please comment, thank you.Logs:-----------------------------------------------------------------------------------------------------------------------------Jun 15 11:11:01 ChoiHo mdmd[1188] <Notice>: (Note ) MDM: mdmd starting...Jun 15 11:11:01 ChoiHo mdmd[1188] <Notice>: (Note ) MDM: Network reachability has changed.Jun 15 11:11:01 ChoiHo mdmd[1188] <Notice>: (Note ) MDM: Network reachability has change
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