How To Fix RSAU400 - *** Update rules - reserved to 499

RSAU400 - Overview

• Message type: E = Error

• Message class: RSAU - Update rules

• Message number: 400

• Message text: *** Update rules - reserved to 499

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSAU400 - *** Update rules - reserved to 499 ?

  The SAP error message RSAU400, which states "Update rules - reserved to 499," typically occurs in the context of SAP BW (Business Warehouse) when you are trying to create or modify update rules for InfoObjects or DataSources. This error indicates that the system has a limitation on the number of update rules that can be created, which is capped at 499.
  
  Cause:
  The error is caused by exceeding the maximum number of update rules allowed for a particular InfoObject or DataSource. In SAP BW, each InfoObject can have a limited number of update rules, and once this limit is reached, you will encounter this error message.
  
  Solution:
  To resolve the RSAU400 error, you can take the following steps:
  
  
  Review Existing Update Rules: Check the existing update rules for the InfoObject or DataSource in question. You can do this by navigating to the relevant InfoObject or DataSource in the SAP BW modeling tools.
  
  
  Delete Unused or Redundant