How To Fix RSAR420 - Communication structure & successfully activated

RSAR420 - Overview

• Message type: E = Error

• Message class: RSAR - Data Transfer and Metadata Maintenance

• Message number: 420

• Message text: Communication structure & successfully activated

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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Smart SAP Assistant

• What is the cause and solution for SAP error message RSAR420 - Communication structure & successfully activated ?

  The SAP error message RSAR420 typically indicates an issue related to the communication structure in the context of SAP BW (Business Warehouse) or SAP BI (Business Intelligence) systems. This error often arises when there are problems with the data transfer process, particularly when using the SAP Data Transfer Process (DTP) or when dealing with InfoProviders.
  
  Cause:
  The RSAR420 error message can be caused by several factors, including:
  
  
  Communication Structure Issues: The communication structure may not be properly defined or activated. This can happen if there are changes made to the data model or if the structure has not been updated after a system upgrade.
  
  
  Data Transfer Process (DTP) Configuration: If the DTP is not correctly configured, it may lead to communication issues between the source and target systems.
  
  
  Missing or Incomplete Data: If the data being transferred is incomplete or if there are issues with the source data, it can trigger this error.
  
  
  Authorization Issues: Sometimes,