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-01649: operation not allowed with a backup controlfile

1 Answers  

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UDE-00052: incorrect Data Pump client for operation: string

1 Answers  

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ORA-29929: missing SCAN Keyword

1 Answers  

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QSM-00513: one or more of the workload tables is missing

1 Answers  

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ORA-02371: Loader must be at least version string.string.string.string.string for direct path

1 Answers  

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RMAN-06721: could not normalize path for file: "string"

1 Answers  

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TNS-04018: Instance already started

1 Answers  

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ORA-12078: fast refresh of refresh group ID string failed

1 Answers  

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RMAN-06081: error reading datafile header for datafile string, code string

1 Answers  

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ORA-22889: REF value does not point to scoped table

1 Answers  

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NNO-00112: line string: ignored duplicate data of type "string"

1 Answers  

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IMG-00823: boundary queue pop failed

1 Answers  

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