How To Fix 1B401 - No entry maintained for application &1 for number assignment method

1B401 - Overview

• Message type: E = Error

• Message class: 1B - BKK: General Texts

• Message number: 401

• Message text: No entry maintained for application &1 for number assignment method

What causes this issue?

No entry is maintained in Customizing for application &v1&. The system
cannot determine the number assignment method for parallel processing
of the payment item postings.

System Response

The system determines a random number; the required optimization does
not take place.

How to fix this error?

Maintain the entry for application &v1& in Customizing.

Procedure for System Administrators

For more detailed information on the context, refer to the
<DS:TX.BKK_PAR_POSTING_ITEMS>documentation</> on the subject of "BCA
Performance When Posting Payment Items".

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 1B401 - No entry maintained for application &1 for number assignment method ?

  The SAP error message 1B401 indicates that there is no entry maintained for a specific application in the number assignment method configuration. This typically occurs when the system is trying to generate a number for a document or object, but it cannot find the necessary configuration to do so.
  
  Cause:
  The error is usually caused by one of the following reasons:
  
  Missing Configuration: The number assignment method for the specified application has not been defined in the system.
  Incorrect Application Code: The application code specified in the transaction or program may not match any existing configuration.
  Transport Issues: If the configuration was recently transported from another system, it may not have been properly set up in the target system.
  
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Number Assignment Configuration:
  
  Go to the transaction code SNRO (Number Range Objects).
  Look for the relevant number range object associated with the application code mentioned in the error message.
  Ensure that