How To Fix BMG143 - Entry is too long; format is '&', maximum numeric length is 18

SAP Error Message - Details

• Message type: E = Error

• Message class: BMG - Messages for Conversion Exit MATN1

• Message number: 143

• Message text: Entry is too long; format is '&', maximum numeric length is 18

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 BMG143 - Entry is too long; format is '&', maximum numeric length is 18 ?

  The SAP error message BMG143 indicates that a numeric entry exceeds the maximum allowed length for a specific field. In this case, the error message specifies that the maximum numeric length is 18 digits. This typically occurs when you are trying to input a number that is too long for the designated field in the SAP system.
  Cause:
  
  Input Exceeds Limit: The primary cause of this error is that the value you are trying to enter into a numeric field exceeds the maximum length of 18 digits.
  Data Type Mismatch: The field may be defined to accept only a certain format or length, and the input does not conform to this definition.
  Incorrect Data Entry: Users may inadvertently enter more digits than allowed, especially when dealing with large numbers.
  
  Solution:
  
  Check Input Value: Review the value you are trying to enter and ensure it does not exceed 18 digits. If it does, you will need to truncate or adjust the value to fit within the limit.
  Data Formatting: Ensure that the data is formatted correctly. For example, if you are entering a monetary value, ensure that it is in the correct format (e.g., without commas or currency symbols).
  Field Definition: If you believe the field should accept a larger number, consult with your SAP administrator or developer to see if the field definition can be modified to accommodate larger values.
  Use Alternative Fields: If the field is inherently limited to 18 digits, consider whether there are alternative fields or methods to store or represent the data you are trying to input.
  
  Related Information:
  
  SAP Documentation: Refer to SAP's official documentation for more details on field definitions and data types.
  Transaction Codes: If you are encountering this error in a specific transaction, check the transaction code and its associated data entry screens for any specific guidelines or limitations.
  User Training: Ensure that users are trained on the limitations of numeric fields in SAP to prevent future occurrences of this error.
  
  If the issue persists after following these steps, it may be beneficial to reach out to your SAP support team for further assistance.