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Fatal NI connect error 12541, connecting to:
 (DESCRIPTION=(ADDRESS=(HOST=localhost)(PROTOCOL=tcp)(PORT=1521))(CONNECT_DATA=(SID=xe)(CID=(PROGRAM=perl@zion)(HOST=zion)(USER=root))))

  VERSION INFORMATION:
	TNS for Linux: Version 10.2.0.3.0 - Production
	TCP/IP NT Protocol Adapter for Linux: Version 10.2.0.3.0 - Production
  Time: 02-JUL-2009 13:08:02
  Tracing not turned on.
  Tns error struct:
    ns main err code: 12541
    TNS-12541: Message 12541 not found; No message file for product=network, facility=TNS
    ns secondary err code: 12560
    nt main err code: 511
    TNS-00511: Message 511 not found; No message file for product=network, facility=TNS
    nt secondary err code: 111
    nt OS err code: 0