[Xiaomi Mi Note 10 Lite ROMs, Kernels, Recoveries, ] Partizanos:
Can someone tell me how to solve the problem with non-working VoLTE - the call is disconnected when trying to establish a connection. Below is the call log ("adb logcat -d") with VoLTE enabled.

The phone is registered on sip server :

View attachment 5749797

11-01 23:51:21.223 14477 14503 I QImsService: ImsSenderRxr : [0009]< REQUEST_IMS_REGISTRATION_STATE ImsRegistrationInfo state: 1 errorCode: 0 errorMessage: radioTech: 14 pAssociatedUrissip:+37529*******@@ims.mnc002.mcc257.3gppnetwork.org|sip:+37529*******@ims.mnc002.mcc257.3gppnetwork.org;user=phone[SUB1]
11-01 23:51:21.223 14477 14477 I QImsService: ImsRegistrationController : Message received: what = 4
11-01 23:51:21.223 14477 14477 I QImsService: ImsRegistrationController : handleImsStateChanged
11-01 23:51:21.223 1075 14554 D C2Store : Using ION
11-01 23:51:21.223 14477 14532 D ImsFeature: ImsFeature notifyCapabilitiesStatusChanged Capabilities = 11
11-01 23:51:21.223 14477 14532 D ImsFeature: ImsFeature notifyCapabilitiesStatusChanged Capabilities = 11
11-01 23:51:21.224 14477 14477 I QImsService: ImsServiceSub : [1] VOLTE ims registered, WFC change to Not registered

Next comes a series of errors in QImsService:

11-01 23:51:21.227 14477 14503 I QImsService: IFRequest : [0008]< REQUEST_SET_IMS_CONFIG error: 2
11-01 23:51:21.228 14477 14477 I QImsService: ImsServiceSub : [1] sendBroadcastForDisconnected
11-01 23:51:21.229 14477 14503 I QImsService: ImsRadioResponseHidl : Got setUiTTYModeResponse from ImsRadio error 0
11-01 23:51:21.229 14477 14503 I QImsService: ImsSenderRxr : [0010]< REQUEST_SEND_UI_TTY_MODE [SUB1]
11-01 23:51:21.230 14477 14477 I QImsService: ImsSenderRxr : [0011]> REQUEST_QUERY_SERVICE_STATUS [SUB1]
11-01 23:51:21.230 14477 14477 I QImsService: ImsRegistrationController : updateSelfIdentityUriCache :: new self-identity host URI=[b127144240284c5f924d931c11d5c46241c3b85c]
11-01 23:51:21.231 14477 14477 I QImsService: ImsRegistrationController : updateSelfIdentityUriCache :: new self-identity host URI=[04f813fc17b136c456050a5b6da89a5d3298c9ef]
11-01 23:51:21.231 14477 14477 I QImsService: ImsServiceSubHandler : Message received: what = 39
11-01 23:51:21.231 14477 14477 E QImsService: ImsServiceSub : [1] IMS Service auto reject update failed!org.codeaurora.ims.ImsRilException: E_GENERIC_FAILURE
11-01 23:51:21.231 14477 14477 I QImsService: ImsServiceSubHandler : Message received: what = 40
11-01 23:51:21.231 14477 14477 E QImsService: ImsServiceSub : [1] Failed to send result java.lang.NullPointerException: Attempt to read from field 'android.os.Messenger android.os.Message.replyTo' on a null object reference in method 'void org.codeaurora.ims.ImsServiceSub$ImsServiceSubHandler.handleMessage(android.os.Message)'
11-01 23:51:21.234 1115 14559 D SimpleC2Component: Using output block pool with poolID 36 => got 36 - 0
11-01 23:51:21.239 14477 14503 I QImsService: ImsRadioResponseHidl : queryServiceStatusResponse_1_6()
11-01 23:51:21.239 14477 14503 I QImsService: Class : Num of SrvUpdates = 6
11-01 23:51:21.239 14477 14503 I QImsService: Class : networkMode = 14 status = 2 restrictCause = 0 registered = 1
11-01 23:51:21.239 14477 14503 I QImsService: Class : Partially Enabled Status due to Restrict Cause

REQUEST_QUERY_SERVICE_STATUS error: 2

And call it turns off by timeout.

In attachment full logcat call log.

Thx.