@damencho my sip gateway working properly now .Thank you so much for your gentle help .
==> jigasi.log <==
2023-05-26 08:45:19.272 INFO: [135] SipGatewaySession$SipCallStateListener.handleCallState#1448: [ctx=16850907127971291858232] Sip call IN_PROGRESS: Call: id=16850907127311532490330 peers=1
2023-05-26 08:45:19.274 INFO: [135] SipGatewaySession$SipCallStateListener.handleCallState#1450: [ctx=16850907127971291858232] SIP call format used: rtpmap:-1 opus/48000/2 fmtp:useinbandfec=1
2023-05-26 08:45:19.275 INFO: [135] SipGatewaySession$CallPeerListener.peerStateChanged#1521: [ctx=16850907127971291858232] SIP peer state: Connected
2023-05-26 08:45:19.278 INFO: [135] net.java.sip.communicator.service.protocol.media.CallPeerMediaHandler.start: Starting
2023-05-26 08:45:19.287 SEVERE: [137] net.java.sip.communicator.impl.protocol.sip.SipStackSharing.findTargetFor: no listeners
2023-05-26 08:45:19.287 SEVERE: [137] net.java.sip.communicator.impl.protocol.sip.SipStackSharing.processRequest: couldn’t find a ProtocolProviderServiceSipImpl to dispatch to
2023-05-26 08:45:19.328 INFO: [135] net.java.sip.communicator.service.protocol.media.TransportManager.sendHolePunchPacket: Send NAT hole punch packets
2023-05-26 08:45:19.357 SEVERE: [176] net.sf.fmj.media.Log.error: Unable to handle format: LINEAR, 48000.0 Hz, 16-bit, Mono, LittleEndian, Signed
2023-05-26 08:45:19.359 SEVERE: [176] net.sf.fmj.media.Log.error: Failed to prefetch: net.sf.fmj.media.ProcessEngine@31f9b5a
2023-05-26 08:45:19.376 SEVERE: [175] net.sf.fmj.media.Log.error: Error: Unable to prefetch net.sf.fmj.media.ProcessEngine@31f9b5a
2023-05-26 08:45:19.424 INFO: [109] JitsiOpenSslProvider.#52: jitsisrtp successfully loaded for OpenSSL 1.1
2023-05-26 08:45:19.802 SEVERE: [188] net.java.sip.communicator.impl.protocol.sip.SipStackSharing.findTargetFor: no listeners
2023-05-26 08:45:19.802 SEVERE: [188] net.java.sip.communicator.impl.protocol.sip.SipStackSharing.processRequest: couldn’t find a ProtocolProviderServiceSipImpl to dispatch to
2023-05-26 08:45:20.108 INFO: [109] Aes.benchmark#367: AES benchmark (of execution times expressed in nanoseconds): OpenSSL 1264, SunJCE 1447, BouncyCastle 19049 for AES/CTR/NoPadding
2023-05-26 08:45:20.109 INFO: [109] Aes.createCipher#433: Will employ AES implemented by OpenSSL for AES/CTR/NoPadding.
I am getting this jigasi logs while I am trying to add transcription feature in my sip application.Could you please look into it?