How To Fix WM077 - Internally issued no. & is within critical area of number range

WM077 - Overview

• Message type: E = Error

• Message class: WM - IS-R Assortments

• Message number: 077

• Message text: Internally issued no. & is within critical area of number range

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 WM077 - Internally issued no. & is within critical area of number range ?

  The SAP error message WM077 indicates that an internally generated number (such as a document number) is within a critical area of the number range. This typically occurs in the Warehouse Management (WM) module when the system attempts to generate a number that falls within a range that is reserved or restricted for certain operations.
  
  Cause:
  
  Number Range Configuration: The number range for the specific document type (like transfer orders, inventory documents, etc.) may be configured in such a way that certain numbers are reserved or restricted.
  Exhausted Number Range: The number range may be exhausted, and the system is trying to generate a number that is not available.
  Critical Area: The number being generated falls within a critical area that is reserved for specific purposes, such as system-generated documents or special transactions.
  
  
  Solution:
  
  
  Check Number Range Configuration:
  
  Go to the transaction code SNRO (Number Range Objects).
  Find the relevant number range object for the document type you