Answer / guest

Cause: The unprivileged OS account is missing from /etc/passwd.

Action: Check the DEFAULT_USER_ACCOUNT parameter in the
SID_DESC in LISTENER.ORA and verify it has a valid entry in
/etc/passwd. This is the account that the Oracle shadow
process will be started with if the the connecting client
has database privileges or does not exist on this machine.

Please add more information about this Error

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NID-00303: Datafile string - wrote new name

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

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TNS-03504: Service name too long

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