How To Fix RSDD_ZA421 - Checks the fill level of the global dictionary

RSDD_ZA421 - Overview

• Message type: E = Error

• Message class: RSDD_ZA - Messages from TREX Aggregate Area

• Message number: 421

• Message text: Checks the fill level of the global dictionary

Self-Explanatory Message

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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 RSDD_ZA421 - Checks the fill level of the global dictionary ?

  The SAP error message RSDD_ZA421, which indicates a problem with the fill level of the global dictionary, typically occurs in the context of SAP BW (Business Warehouse) or SAP BW/4HANA. This error is related to the data modeling and the metadata management within the SAP BW system.
  
  Cause:
  The error message RSDD_ZA421 usually arises due to one of the following reasons:
  
  
  Inconsistent Metadata: The global dictionary may have inconsistencies or corruption in the metadata, which can happen due to system upgrades, data model changes, or manual interventions.
  
  
  Data Model Changes: If there have been recent changes to InfoObjects, InfoProviders, or other data models, it may lead to discrepancies in the global dictionary.
  
  
  Transport Issues: If objects were transported from one system to another (e.g., from development to production) and the transport did not complete successfully, it could lead to inconsistencies.
  
  
  Performance Issues: Sometimes, performance issues or system resource constraints can lead to problems in accessing the