How To Fix /DSD/GS312 - Lowercase letters are not allowed in selections of InfoObject &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /DSD/GS -

• Message number: 312

• Message text: Lowercase letters are not allowed in selections of InfoObject &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /DSD/GS312 - Lowercase letters are not allowed in selections of InfoObject &1 ?

  The SAP error message /DSD/GS312 Lowercase letters are not allowed in selections of InfoObject &1 typically occurs in the context of SAP DataSource or InfoObject selections, particularly when dealing with characteristics that are defined to accept only uppercase letters. This is common in certain SAP modules, such as SAP BW (Business Warehouse) or SAP DSD (Direct Store Delivery).
  Cause:
  The error is triggered when a user attempts to input lowercase letters in a selection field for an InfoObject that is configured to only accept uppercase letters. This restriction is often in place to maintain consistency and integrity in data processing, especially for key fields that are case-sensitive.
  Solution:
  To resolve this error, you should ensure that all input values for the InfoObject in question are in uppercase. Here are the steps you can take:
  
  
  Check Input Values: Review the values you are entering for the InfoObject. Make sure that all characters are in uppercase.
  
  
  Modify Input Method: If you are using a program or report that allows for user input, consider implementing a validation step that converts any lowercase letters to uppercase before processing the selection.
  
  
  Data Entry Guidelines: If this is a recurring issue, consider providing guidelines or training for users to ensure they are aware of the requirement for uppercase letters.
  
  
  Review InfoObject Settings: If you have access to the configuration, check the settings of the InfoObject to confirm that it is indeed set to accept only uppercase letters. If necessary, consult with your SAP administrator or a technical consultant to understand the implications of changing this setting.
  
  
  Related Information:
  
  SAP Documentation: Refer to the SAP Help Portal or specific documentation related to the InfoObject you are working with for more details on its configuration and restrictions.
  SAP Notes: Check for any relevant SAP Notes that might address this issue or provide additional context.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By ensuring that all selections for the InfoObject are made using uppercase letters, you should be able to avoid this error message.