How To Fix M8102 - Field overflow (&) (leave out line <& &>)

M8102 - Overview

• Message type: E = Error

• Message class: M8 - Invoice Verification/Valuation

• Message number: 102

• Message text: Field overflow (&) (leave out line <& &>)

What causes this issue?

When calculating, the system encounters numbers that are so large
that it is not possible to represent them in the display fields.

How to fix this error?

Check whether or not you have entered numbers that are too large: if
you have, change your input.
If the invoice actually contains such large figures, you must split
the invoice up and enter it as two (or more) documents.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message M8102 - Field overflow (&) (leave out line <& &>) ?

  The SAP error message M8102 "Field overflow (&) (leave out line <& &>)" typically occurs in the context of material management or inventory management processes. This error indicates that a field in the system has exceeded its defined length or capacity, which can happen during data entry or processing.
  
  Cause:
  
  Field Length Exceeded: The most common cause of this error is that the data being entered into a field exceeds the maximum length defined for that field in the database or program.
  Incorrect Data Format: If the data format does not match the expected format (e.g., entering a string in a numeric field), it can lead to this error.
  
  Configuration Issues: Sometimes, the configuration settings in the SAP system may not align with the data being processed, leading to overflow errors.
  Custom Development: If there are custom programs or enhancements in place, they may not handle certain data correctly, leading to overflow issues.
  
  
  Solution:
  
  Check Field Lengths: