kphone work with ser.can NOT disconnect.kphone is no respond show KCallWidget: Starting force disconnect... then kphone is no respond . why? help me # kphone .... SipClient: Receiving message... SipClient: Received: 15:26:25.776 --------------------------------- SIP/2.0 200 OK Via: SIP/2.0/UDP 192.168.139.58;rport=15073;received=222.33.36.198 CSeq: 6935 BYE To: "24800027" <sip:t1@t1.com>;tag=e2tQMqJQRd42Gx0hev From: "wxt" <sip:t2@51t1.com>;tag=7A3E61A4 Call-ID: cc8TxjEcMBWRed(a)192.168.139.157 Server: VizufonSIP/0.2 (beta.EP.CNSTEC.Sep 15 2004) Content-Length: 0 SipCall: Incoming response SipCall: Checking for Contact and Record-Route SipTransaction: Incoming Response SipCallMember: localStatusUpdated: 200 KCallWidget: Starting force disconnect...