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The database error meesages may be similar to the following:
ORA-00018: maximum number of sessions exceeded.
Oracle used for XMETA database
Resolving the problem
Check with DBA to see database is stable. Some recommendations are below:
- Query the v$session to get the number of active and inactive session
- Query the v$parameter to get the number of session
- Raise the maximum number of connections or disconnect the inactive session