How To Fix APPL_COMMON012 - Illegal input in field &1

SAP Error Message - Details

• Message type: E = Error

• Message class: APPL_COMMON -

• Message number: 012

• Message text: Illegal input in field &1

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message APPL_COMMON012 - Illegal input in field &1 ?

  The SAP error message APPL_COMMON012 with the description "Illegal input in field &1" typically indicates that the value entered in a specific field does not meet the expected criteria or format defined by the system. This can occur in various transactions or processes within SAP, depending on the context in which the error arises.
  Causes:
  
  Invalid Data Format: The input does not conform to the expected data type (e.g., entering letters in a numeric field).
  Length Restrictions: The input exceeds the maximum length allowed for that field.
  Value Restrictions: The input value is not within the permissible range or does not match the predefined list of acceptable values (e.g., entering a non-existent code).
  Field Dependencies: The value entered may depend on other fields, and if those fields are not filled correctly, it can lead to this error.
  Custom Validation Rules: If there are custom validations implemented in the system, the input may violate those rules.
  
  Solutions:
  
  Check Input Format: Ensure that the data entered matches the expected format for the field. For example, if the field expects a date, ensure the date is entered in the correct format (e.g., DD/MM/YYYY).
  Verify Length: Check the maximum length allowed for the field and ensure that the input does not exceed this limit.
  Validate Input Values: Make sure that the value entered is valid and exists in the system. For example, if it’s a code, verify that the code is active and valid.
  Review Field Dependencies: If the field is dependent on other fields, ensure that those fields are filled out correctly before entering data in the problematic field.
  Consult Documentation: Refer to the relevant SAP documentation or help files for specific field requirements and constraints.
  Check Custom Code: If there are custom validations or enhancements, review the code to understand the specific conditions that might be causing the error.
  
  Related Information:
  
  Transaction Codes: The error can occur in various transaction codes, so identifying the specific transaction can help narrow down the issue.
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message.
  Debugging: If you have access to debugging tools, you can trace the program execution to identify where the validation is failing.
  User Training: Ensure that users are trained on the correct data entry procedures to minimize the occurrence of such errors.
  
  If the issue persists after checking the above points, it may be beneficial to consult with your SAP support team or a functional consultant who can provide more specific guidance based on the context of the error.