Category Archives: EXP Database Error Messages

EXP-00029: Incremental export mode and consistent mode are not compatible

oracle

EXP-00029: Incremental export mode and consistent mode are not compatible
Cause: Both consistent and incremental exports were specified.
Action: None. Consistent mode is turned off.

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EXP-00028: failed to open string for write

oracle

EXP-00028: failed to open string for write
Cause: Export failed to open the export file for writing. This message is usually followed by device messages from the operating system.
Action: Take appropriate action to restore the device.

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EXP-00027: failed to calculate ORACLE block size

oracle

EXP-00027: failed to calculate ORACLE block size
Cause: Export failed to calculate the Oracle block size.
Action: Report this as an Export internal error to customer support.

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EXP-00026: conflicting modes specified

oracle

EXP-00026: conflicting modes specified
Cause: Conflicting export modes were specified.
Action: Specify only one parameter and retry.

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EXP-00025: dictionary shows no column for constraint string.number

oracle

EXP-00025: dictionary shows no column for constraint string.number
Cause: Export failed to gather column information about the referenced constraint from the data dictionary. The constraint may have been altered.
Action: Retry the export and, if this error recurs, report it as an Export internal error to customer support.

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EXP-00024: Export views not installed, please notify your DBA

oracle

EXP-00024: Export views not installed, please notify your DBA
Cause: The necessary Export views were not installed.
Action: Ask the database administrator to install the required Export views.

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EXP-00023: must be a DBA to do Full Database or Tablespace export

oracle

EXP-00023: must be a DBA to do Full Database or Tablespace export
Cause: The privileges needed to do a FULL database export do not exist. Only a database administrator can do a FULL database export.
Action: Ask the database administrator to do the FULL database export.

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EXP-00022: must be SYS or SYSTEM to do incremental export

oracle

EXP-00022: must be SYS or SYSTEM to do incremental export
Cause: The privileges needed to do an incremental export do not exist. Only a data base administrator can do incremental exports.
Action: Ask the database administrator to do the incremental export.

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EXP-00021: can only perform incremental export in Full Database mode

oracle

EXP-00021: can only perform incremental export in Full Database mode
Cause: USER or TABLE mode was specified when doing an incremental export.
Action: Specify FULL database mode (FULL=Y) and retry.

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EXP-00020: failed to allocate memory of size number

oracle

EXP-00020: failed to allocate memory of size number
Cause: Export failed to allocate the necessary memory.
Action: Decrease the export buffer size so that less memory is required, or increase the runtime memory size for Export.

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