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Master Note: Troubleshooting Oracle Data Dictionary (Doc ID 1506140.1)

Last updated on AUGUST 20, 2019

Applies to:

Oracle Database - Enterprise Edition - Version 9.2.0.1 to 12.1.0.1 [Release 9.2 to 12.1]
Information in this document applies to any platform.
***Checked for relevance on 21-Jul-2017***

Purpose

This document discusses and provides notes for Common Issues involving Oracle Data Dictionary. It provides script for Proactive Database Health Check and helps to resolve Issues Due to DD inconsistencies, invalid CATALOG / CATPROC, missing / invalid DD objects (ORA-4043 / ORA-4045 / ORA-4063 / ORA-6508).

Troubleshooting Steps

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In this Document
Purpose
Troubleshooting Steps
 Concepts
 Common Issues Involving the Oracle Data Dictionary
 Proactive / Database Health Check
 Issues Due to DD inconsistencies, invalid CATALOG / CATPROC, missing / invalid DD objects (ORA-4043 / ORA-4045 / ORA-4063 / ORA-6508)
 ORA- errors related to the Data Dictionary / files on startup
 ORA-01173: data dictionary indicates missing data file from system tablespace
 ORA-01174: DB_FILES is string buts needs to be string to be compatible
 ORA-01175: data dictionary has more than the string files allowed by the instance
 ORA-01176: data dictionary has more than the string files allowed by the controlfile
 ORA-01177: data file does not match dictionary - probably old incarnation
 Security / Permissions related issues
 Storage issues related to Data Dictionary objects
 NLS / Characterset issues related to the Data Dictionary
 Performance issues related to Data Dictionary tables
 Helpful Articles on information in the Data Dictionary (How to, etc)
  
 12c related information:
 Further Diagnostics
References

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