How To Fix C1321 - Number of characters entered is ignored due to template

C1321 - Overview

• Message type: E = Error

• Message class: C1 - Characteristics maintenance messages

• Message number: 321

• Message text: Number of characters entered is ignored due to template

What causes this issue?

You have entered both a template and a number of characters. The
template is used to calculate the number of characters automatically.
This overrides the number of characters you entered.

System Response

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

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

C1321 - Details

• The SAP error message C1321, which states "Number of characters entered is ignored due to template," typically occurs when you are trying to enter data into a field that has a predefined template or format that restricts the number of characters you can input. This often happens in scenarios where a field is linked to a specific data structure or template that dictates the allowable length of the input.
  
  Cause:
  
  Field Length Restriction: The field you are trying to fill has a defined maximum length in the underlying data structure or template, and your input exceeds this length.
  Template Settings: The template associated with the transaction or data entry screen may have specific rules that limit the number of characters that can be entered.
  Data Type Mismatch: The data type of the field may not support the number of characters you are trying to enter.
  
  
  Solution:
  
  Check Field Length: Review the field's properties to determine the