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Cause: A backup or restore operation was attempted before a
conversation was started.

Action: Start a conversation then retry the operation.

Please add more information about this Error

ORA-21521: exceeded maximum number of connections in OCI (object mode only)

1 Answers  

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ORA-31654: unable to convert file or volume size as specified to a number

1 Answers  

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ORA-29814: expecting USING or DEFAULT keyword

1 Answers  

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SQL*Loader-00403: Referenced column string not present in table string.

1 Answers  

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PLS-00221: 'string' is not a procedure or is undefined

1 Answers  

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ORA-24195: attemp to retrieve the name list of a map message with size exceeding 1024

1 Answers  

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ORA-23447: missing user parameter value

1 Answers  

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ORA-32116: Buffer size is less than amount specified

1 Answers  

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PLS-00205: Aggregate not allowed here

1 Answers  

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ORA-33456: (ESDREAD08) Discarding compiled code for workspace object because number is a(n) string, which string did not expect to find in a compiled program.

1 Answers  

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TNS-12511: TNS:service handler found but it is not accepting connections

1 Answers  

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TNS-00000: Not An Error

1 Answers  

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