Possible causes of ORA-03106 errors

Ora-03106:fatal two-task Communication protocol error problem

Two-task common errors are generally RDBMS related issues, but could is caused by a problem with sql*net, or a applicatio N (i.e. pro*c).

Possible reasons for ORA-03106:

======== Possible reasons for the ORA-03106 errors include:

1. Incompatibilities between the client application and the RDBMS server.

For example, version incompatibilities, or a client trying to use a feature not supported by the database kernel.

2. When using database links or gateways.

3. Network or sql*net problems.

4. corruptions.

5. Pl/sql-language related.

So, one way to resolve the to

Try synching The Nls_lang variable on the client and server.

This column more highlights: http://www.bianceng.cn/database/Oracle/