How To Fix UPP_LB029 - No input help is possible for characteristic &1

SAP Error Message - Details

• Message type: E = Error

• Message class: UPP_LB - Layout Builder: Messages

• Message number: 029

• Message text: No input help is possible for characteristic &1

What causes this issue?

Characteristic &V1& is compounded with a superior characteristic for
which no value exists.

System Response

No input help is possible for characteristic &V1&.

How to fix this error?

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

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 UPP_LB029 - No input help is possible for characteristic &1 ?

  The SAP error message UPP_LB029, which states "No input help is possible for characteristic &1," typically occurs in the context of SAP's Advanced Planning and Optimization (APO) or similar modules where characteristics are used for planning and reporting.
  Cause:
  This error message usually arises due to one of the following reasons:
  
  
  Missing Master Data: The characteristic specified in the error message does not have any associated master data. This can happen if the characteristic is not defined properly or if the relevant data has not been maintained.
  
  
  Incorrect Configuration: The configuration for the characteristic may not be set up correctly in the system. This could include issues with the data source or the way the characteristic is linked to the planning object.
  
  
  Authorization Issues: The user may not have the necessary authorizations to access the input help for the specified characteristic.
  
  
  Technical Issues: There may be technical issues or bugs in the system that prevent the input help from being displayed.
  
  
  Solution:
  To resolve the UPP_LB029 error, you can take the following steps:
  
  
  Check Master Data: Verify that the master data for the characteristic in question is correctly maintained. Ensure that the characteristic has valid values and that the data is active.
  
  
  Review Configuration: Check the configuration settings for the characteristic in the SAP system. Ensure that it is properly defined and linked to the relevant planning objects.
  
  
  User Authorizations: Ensure that the user encountering the error has the necessary authorizations to access the input help for the characteristic. You may need to consult with your SAP security team to verify this.
  
  
  Debugging: If the issue persists, consider debugging the transaction or program that is generating the error. This may require the assistance of an SAP developer or technical consultant.
  
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve the issue.
  
  
  Consult Documentation: Review the SAP documentation related to the specific module you are working with to ensure that you are following the correct procedures for maintaining characteristics and their input help.
  
  
  Related Information:
  
  SAP Help Portal: You can find detailed documentation and guides related to characteristics and planning in the SAP Help Portal.
  SAP Community: Engaging with the SAP Community can provide insights from other users who may have encountered similar issues.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CT04 (to maintain characteristics) and CT05 (to maintain characteristic values) to manage your data effectively.
  
  By following these steps, you should be able to identify and resolve the cause of the UPP_LB029 error in your SAP system.