How To Fix MPN12002 - Error in interface parameter plant on calling function module

MPN12002 - Overview

• Message type: E = Error

• Message class: MPN12 - Message Class: Exchange in Quotation

• Message number: 002

• Message text: Error in interface parameter plant on calling function module

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 MPN12002 - Error in interface parameter plant on calling function module ?

  The SAP error message MPN12002, which indicates "Error in interface parameter plant on calling function module," typically arises when there is an issue with the plant parameter being passed to a function module. This error can occur in various contexts, such as during the execution of a transaction or when calling a specific function module related to materials management or production planning.
  Causes:
  
  Invalid Plant Code: The plant code being passed may not exist in the system or may have been incorrectly entered.
  Data Inconsistency: There may be inconsistencies in the master data related to the plant, such as missing or incorrect entries in the plant configuration.
  Authorization Issues: The user may not have the necessary authorizations to access the specified plant.
  Function Module Issues: The function module being called may have been incorrectly configured or may not be compatible with the parameters being passed.
  Custom Code: If there is custom code involved, it may not