How To Fix 88645 - Consecutive document type &1 is already assigned

88645 - Overview

• Message type: E = Error

• Message class: 88 - REA Processing

• Message number: 645

• Message text: Consecutive document type &1 is already assigned

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 88645 - Consecutive document type &1 is already assigned ?

  The SAP error message 88645, which states "Consecutive document type &1 is already assigned," typically occurs in the context of document management or financial transactions within SAP. This error indicates that the system is trying to assign a document type that has already been assigned to another sequence or configuration, leading to a conflict.
  
  Cause:
  
  Duplicate Assignment: The document type you are trying to assign is already linked to another sequence or configuration in the system.
  
  Configuration Issues: There may be a misconfiguration in the document type settings, particularly in the area of number ranges or document type assignments.
  Custom Development: If there are custom developments or enhancements in your SAP system, they might be causing conflicts with standard document type assignments.
  
  
  Solution:
  
  
  Check Document Type Assignments:
  
  Go to the configuration settings for document types in the relevant module (e.g., Financial Accounting, Controlling).
  Verify if the document type in question is already assigned to another sequence or if