How To Fix L1303 - Only the letters C, N or A allowed in the template field

SAP Error Message - Details

• Message type: E = Error

• Message class: L1 - Message handling for WM master data

• Message number: 303

• Message text: Only the letters C, N or A allowed in the template field

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message L1303 - Only the letters C, N or A allowed in the template field ?

  The SAP error message L1303, which states "Only the letters C, N or A allowed in the template field," typically occurs in the context of logistics or inventory management when working with templates for various processes, such as inventory counting or material movements.
  Cause:
  This error arises when an invalid character is entered in a specific field that is expected to contain only certain predefined values. In this case, the template field is restricted to the letters:
  
  C: Represents a certain category or type (often "Count" in inventory contexts).
  N: Represents another category or type (often "No Count").
  A: Represents "All" or a similar designation.
  
  If any other character or letter is entered in this field, the system will trigger the L1303 error.
  Solution:
  To resolve this error, you should:
  
  Check the Input: Review the value you have entered in the template field. Ensure that it is one of the allowed characters: C, N, or A.
  Correct the Entry: If you find that you have entered an invalid character, correct it to one of the allowed values.
  Save Changes: After making the correction, try to save or process the transaction again.
  
  Related Information:
  
  Transaction Codes: This error may occur in various transaction codes related to inventory management, such as MI01 (Create Physical Inventory Document), MI02 (Change Physical Inventory Document), or others.
  Documentation: Refer to SAP documentation or help files for more details on the specific transaction you are working with, as they may provide additional context on the template field and its allowed values.
  User Roles: Ensure that you have the appropriate permissions to make changes in the system, as some fields may be restricted based on user roles.
  
  If the problem persists after checking the input, it may be beneficial to consult with your SAP support team or refer to SAP Notes for any known issues related to this error message.