How To Fix RSAN_RT751 - Error: Predecessor &1 is invalid (see key value &2)

RSAN_RT751 - Overview

• Message type: E = Error

• Message class: RSAN_RT - Messages for Runtime Analysis

• Message number: 751

• Message text: Error: Predecessor &1 is invalid (see key value &2)

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 RSAN_RT751 - Error: Predecessor &1 is invalid (see key value &2) ?

  The SAP error message RSAN_RT751 indicates that there is an issue with a predecessor in a data flow or process chain. This error typically occurs in the context of SAP BW (Business Warehouse) or SAP BW/4HANA when a data flow is trying to reference a predecessor object (like an InfoPackage, DTP, or another process) that is either invalid or does not exist.
  
  Cause:
  
  Invalid Predecessor: The predecessor object referenced in the process chain or data flow is either deleted, inactive, or not properly defined.
  Incorrect Key Value: The key value associated with the predecessor might be incorrect or not matching the expected format.
  Transport Issues: If the process chain or data flow was transported from one system to another, the predecessor might not have been transported correctly or is missing in the target system.
  
  Configuration Issues: There may be configuration issues in the BW system that prevent the predecessor from being recognized.
  
  
  Solution:
  
  Check Predecessor Object: Verify