How To Fix /SAPAPO/TSM652 - Not possible to use lowercase letters in DP

/SAPAPO/TSM652 - Overview

• Message type: E = Error

• Message class: /SAPAPO/TSM -

• Message number: 652

• Message text: Not possible to use lowercase letters in DP

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/TSM652 - Not possible to use lowercase letters in DP ?

  The SAP error message /SAPAPO/TSM652 indicates that lowercase letters are not allowed in the Demand Planning (DP) area of SAP Advanced Planning and Optimization (APO). This error typically arises when users attempt to enter or process data that includes lowercase letters in fields that are restricted to uppercase letters only.
  
  Cause:
  
  Data Entry: The most common cause of this error is the entry of data (like key figures, characteristics, or other identifiers) that includes lowercase letters.
  System Configuration: Certain configurations in SAP APO may enforce uppercase-only restrictions for specific fields or data types.
  Data Import: If data is being imported from external sources (like Excel or other systems), and the data contains lowercase letters, this error may occur.
  
  
  Solution:
  
  
  Data Correction: Review the data being entered or imported and ensure that all entries are in uppercase. This includes:
  
  Key figures
  Characteristics
  Any other identifiers or fields that are subject to this restriction.
  
  
  
  Validation: Implement validation checks in your data entry