*********************************************************************** Fatal NI connect error 12541, connecting to: (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=xu-tao)(PORT=1521))(CONNECT_DATA=(SERVICE_NAME=sswms)(CID=(PROGRAM=E:\Working\SiaSunLMS_WPF\SiaSun.LMS.WCFHost\bin\Debug\SiaSun.LMS.WCFHost.vshost.exe)(HOST=XU-TAO)(USER=xutao)))) VERSION INFORMATION: TNS for 32-bit Windows: Version 10.2.0.1.0 - Production Windows NT TCP/IP NT Protocol Adapter for 32-bit Windows: Version 10.2.0.1.0 - Production Time: 20-8月 -2014 13:58:37 Tracing not turned on. Tns error struct: ns main err code: 12541 TNS-12541: TNS: 无监听程序 ns secondary err code: 12560 nt main err code: 511 TNS-00511: 无监听程序 nt secondary err code: 61 nt OS err code: 0 *********************************************************************** Fatal NI connect error 12541, connecting to: (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=xu-tao)(PORT=1521))(CONNECT_DATA=(SERVICE_NAME=sswms)(CID=(PROGRAM=E:\Working\SiaSunLMS_WPF\SiaSun.LMS.WCFHost\bin\Debug\SiaSun.LMS.WCFHost.vshost.exe)(HOST=XU-TAO)(USER=xutao)))) VERSION INFORMATION: TNS for 32-bit Windows: Version 10.2.0.1.0 - Production Windows NT TCP/IP NT Protocol Adapter for 32-bit Windows: Version 10.2.0.1.0 - Production Time: 28-9月 -2014 14:49:02 Tracing not turned on. Tns error struct: ns main err code: 12541 TNS-12541: TNS: 无监听程序 ns secondary err code: 12560 nt main err code: 511 TNS-00511: 无监听程序 nt secondary err code: 61 nt OS err code: 0