How To Fix FPRUNX201 - Error when determining data type of &1(&2)

FPRUNX201 - Overview

• Message type: E = Error

• Message class: FPRUNX - Messages Form Processing Runtime

• Message number: 201

• Message text: Error when determining data type of &1(&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.

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

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FPRUNX201 - Details

• The SAP error message FPRUNX201 typically occurs during the execution of a program or transaction that involves data processing, particularly when the system is unable to determine the data type of a specified field or variable. This can happen for various reasons, including issues with data definitions, inconsistencies in the data model, or problems with the underlying database.
  
  Cause:
  
  Data Type Mismatch: The field or variable referenced in the error message may not have a defined data type, or there may be a mismatch between expected and actual data types.
  Field Not Found: The system may be trying to access a field that does not exist in the specified context or structure.
  Corrupted Data Dictionary: There may be inconsistencies or corruption in the data dictionary or the underlying database tables.
  Custom Code Issues: If there are custom developments or modifications, they may not be handling data types correctly.
  
  
  Solution:
  
  Check Data Definitions: Verify that the field or