Answer / guest

Cause: there are rule engine objects in the database that
cannot be downgraded.

Action: check utlincmp.sql and remove all incompatible rules
engine objects before downgrade.

Please add more information about this Error

ORA-31495: error in synchronous change table on "string"."string"

1 Answers  

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LPX-00264: send failed to host ~s

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ORA-02306: cannot create a type that already has valid dependent(s)

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ORA-16539: task element not found

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TNS-12509: TNS:listener failed to redirect client to service handler

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ORA-24067: exceeded maximum number of subscribers for queue string

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ORA-19569: no device is allocated to this session

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ORA-06503: PL/SQL: Function returned without value

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ORA-13334: LRS segments not connected

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ORA-19901: database needs more recovery to create new incarnation

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ORA-24168: rule string.string cannot have default evaluation context

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NNL-00418: Attributes Mapped: number

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