How To Fix MD387 - Field overflow for field &1: value &2

SAP Error Message - Details

• Message type: E = Error

• Message class: MD - Material Requirements Planning (MRP)

• Message number: 387

• Message text: Field overflow for field &1: value &2

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MD387 - Field overflow for field &1: value &2 ?

  The SAP error message MD387, which states "Field overflow for field &1: value &2," typically occurs when a value being processed exceeds the defined length or capacity of a specific field in the database or application. This can happen in various contexts, such as during data entry, data processing, or when importing/exporting data.
  Cause:
  
  Data Length Exceeded: The value being entered or processed is longer than the maximum length defined for that field in the database schema.
  Incorrect Data Format: The data format may not match the expected format for that field, leading to overflow.
  Configuration Issues: There may be configuration settings that define the maximum lengths for fields, and these may not align with the data being processed.
  Data Migration Issues: If data is being migrated from one system to another, the target system may have different field length definitions.
  
  Solution:
  
  Check Field Definitions: Review the field definitions in the relevant database tables or structures to understand the maximum allowed length for the field in question.
  Validate Input Data: Ensure that the data being entered or processed conforms to the expected length and format. If necessary, truncate or modify the data to fit the field constraints.
  Adjust Configuration: If applicable, adjust the configuration settings to allow for larger field sizes, if the business requirements necessitate it.
  Data Cleansing: If the error occurs during data migration or import, perform data cleansing to ensure that all values fit within the defined limits.
  Error Handling: Implement error handling in your application to catch such errors and provide meaningful feedback to users.
  
  Related Information:
  
  Field Lengths: You can find the field lengths in the Data Dictionary (SE11) by checking the relevant table or structure.
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary), SE37 (Function Modules), or SE80 (Object Navigator) to investigate the issue further.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Debugging: If you have access to debugging tools, you can trace the program execution to identify where the overflow occurs.
  
  By following these steps, you should be able to identify the cause of the MD387 error and implement a suitable solution.