How To Fix RJ304 - Internal errors when reading table & from the DDIC

RJ304 - Overview

• Message type: E = Error

• Message class: RJ - BW Extractor Handling Message Class

• Message number: 304

• Message text: Internal errors when reading table & from the DDIC

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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RJ304 - Details

• The SAP error message RJ304, which indicates "Internal errors when reading table & from the DDIC," typically arises when there are issues related to the Data Dictionary (DDIC) in SAP. This error can occur for various reasons, including inconsistencies in the database, issues with the transport system, or problems with the data dictionary itself.
  Causes:
  
  Database Inconsistencies: There may be inconsistencies between the database and the data dictionary, which can lead to errors when trying to read table definitions.
  Transport Issues: If there were recent transports that did not complete successfully, it could lead to missing or corrupted objects in the DDIC.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access certain tables or objects in the DDIC.
  Corrupted Data Dictionary Objects: If the data dictionary objects are corrupted, it can lead to internal errors when trying to access them.
  System Bugs: There may be bugs in the SAP system that cause