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

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/TSM -

• Message number: 652

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

Self-Explanatory Message

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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 processes to ensure that only uppercase letters are allowed. This can be done through:
  
  User exits
  BAdIs (Business Add-Ins)
  Custom validation logic in your data entry screens.
  
  
  
  Data Transformation: If importing data, consider transforming the data to uppercase before it is loaded into SAP. This can be done using:
  
  Excel functions (e.g., UPPER() function)
  ETL (Extract, Transform, Load) tools
  Custom scripts or programs.
  
  
  
  User Training: Educate users about the restrictions on data entry in SAP DP to prevent future occurrences of this error.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional context or updates regarding this error message.
  Documentation: Review the SAP APO documentation for guidelines on data entry and restrictions in the Demand Planning module.
  Community Forums: Engage with SAP community forums or support channels for insights from other users who may have encountered and resolved similar issues.
  
  By ensuring that all data adheres to the uppercase-only requirement, you can effectively resolve the /SAPAPO/TSM652 error and prevent it from recurring.