Answer / guest

Cause: The REF instance on which the operation was attempted
was null.

Action: Use a valid, non-null REF instance to perform this
operation.

Please add more information about this Error

AMD-00126: dimension #string: analytic workspace column level relation not specified

1 Answers  

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LSX-00343: "~S" is not nillable

1 Answers  

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TNS-00131: Missing COMMUNITY in COMMUNITY_COST_LIST in TNSNET.ORA

1 Answers  

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QSM-02010: join predicate with operator other than equals (=)

1 Answers  

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NNL-01011: Forwarding contexts freed: number

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ORA-03123: operation would block

1 Answers  

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RMAN-06101: no channel to restore a backup or copy of the controlfile

1 Answers  

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ORA-01076: multiple logons per process not yet supported

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ORA-40108: input data contains too few distinct target (string) values

1 Answers  

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NID-00130: Mismatched CHECKPOINT_CHANGE# in datafile "string", expecting string, found string

1 Answers  

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ORA-12469: no user levels found for user string and policy string

1 Answers  

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ORA-07260: spdcr: wait error.

1 Answers  

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