How To Fix CF891 - Number assignment: Numbers are in the critical area.

CF891 - Overview

• Message type: E = Error

• Message class: CF - PRT management messages

• Message number: 891

• Message text: Number assignment: Numbers are in the critical area.

What causes this issue?

The number range object &V1& sub-object &V2& number range interval &V3&
reached the critical area. However, a number assignment was still
possible.

System Response

The PRT can be created by the system.

How to fix this error?

INCLUDE NA_SYSAD1

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CF891 - Number assignment: Numbers are in the critical area. ?

  The SAP error message CF891, which states "Number assignment: Numbers are in the critical area," typically occurs in the context of number ranges for various objects in SAP, such as documents, orders, or other entities that require unique identification numbers. This error indicates that the system is trying to assign a number from a number range that is nearing its limit or has reached a critical threshold.
  
  Cause:
  
  Number Range Exhaustion: The number range defined for a particular object is either exhausted or is approaching its maximum limit.
  
  Configuration Issues: The number range may not be properly configured, or the intervals may not be set correctly.
  Critical Area: The system has defined a "critical area" for number assignment, which is a range of numbers that should not be used to avoid conflicts or issues.
  
  
  Solution:
  
  
  Check Number Range Configuration:
  
  Go to the transaction code SNRO (Number Range Objects).
  Find the relevant number range object associated with the error.
  Check