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Support

Support Troubleshooting Connection Issues:

bash

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# Test basic connectivity
tnsping ORCL
# Test full connection
sqlplus -L username/password@ORCL
# Check listener
lsnrctl status

Library Issues:

bash

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# Check library path
echo $LD_LIBRARY_PATH
# Verify libraries
ldd $ORACLE_HOME/bin/sqlplus

Common Problems

  1. TNS resolution

  • Check tnsnames.ora

  • Verify TNS_ADMIN

  • Test hostname resolution

  1. Authentication issues

  • Verify credentials

  • Check wallet configuration

  • Test database availability