How To Fix LRM052 - Value &1 not allowed for constant type 'TU'

SAP Error Message - Details

• Message type: E = Error

• Message class: LRM - Customizing

• Message number: 052

• Message text: Value &1 not allowed for constant type 'TU'

What causes this issue?

For constants of type TU (time units), only the following values are
allowed:
DAY
MON
ANN

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

Choose an allowed value.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message LRM052 - Value &1 not allowed for constant type 'TU' ?

  The SAP error message LRM052, which states "Value &1 not allowed for constant type 'TU'," typically occurs in the context of defining constants in the SAP system, particularly when working with the Transport Management System (TMS) or when configuring transport routes.
  Cause:
  The error indicates that a value you are trying to assign to a constant of type 'TU' (Transport Unit) is not valid. This can happen for several reasons:
  
  Invalid Value: The value you are trying to use does not conform to the expected format or range for a Transport Unit.
  Configuration Issues: There may be a misconfiguration in the transport settings or the transport routes.
  Data Type Mismatch: The value being assigned may not match the expected data type for the constant.
  
  Solution:
  To resolve the LRM052 error, you can take the following steps:
  
  
  Check the Value: Ensure that the value you are trying to assign is valid for the constant type 'TU'. Refer to the documentation or configuration settings to understand the acceptable values.
  
  
  Review Transport Configuration: Go to the Transport Management System (TMS) configuration and verify that all settings are correct. This includes checking transport routes, layers, and any other related settings.
  
  
  Data Type Verification: Make sure that the data type of the value you are trying to assign matches the expected data type for the constant. If necessary, convert the value to the correct type.
  
  
  Consult Documentation: Look into SAP documentation or help resources for specific guidelines on the constant types and their valid values.
  
  
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as sometimes bugs can cause unexpected behavior.
  
  
  Contact SAP Support: If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  Related Information:
  
  Transport Management System (TMS): This is the component of SAP that manages the transport of changes between different systems (e.g., development, quality assurance, production).
  Constants in SAP: Constants are predefined values that can be used in various configurations and programming within SAP. Understanding the types and their valid values is crucial for proper configuration.
  SAP Notes: Check SAP Notes for any known issues related to this error message, as they may provide specific fixes or workarounds.
  
  By following these steps, you should be able to identify the cause of the LRM052 error and implement a solution.