Come of our database users have been having connect problmes to the database at random times. The error in sqlnet.ora looks like this:
Fatal NI connect error 12537, connecting to:
TNS for Solaris: Version 220.127.116.11.0 - Production
Oracle Bequeath NT Protocol Adapter for Solaris: Version 18.104.22.168.0 - Production
TCP/IP NT Protocol Adapter for Solaris: Version 22.214.171.124.0 - Production
Time: 01-JUL-2001 20:39:06
Tracing not turned on.
Tns error struct:
nr err code: 0
ns main err code: 12537
TNS-12537: TNS:connection closed
ns secondary err code: 0
nt main err code: 0
nt secondary err code: 0
nt OS err code: 0
Could you please let me know why this is happening ? Its quite crucial for us to correct this ASAP.