How To Fix MPN017 - Multiple opening of file attempted

MPN017 - Overview

• Message type: E = Error

• Message class: MPN - System Messages re Manufacturer Part Number Management

• Message number: 017

• Message text: Multiple opening of file attempted

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.

What else can you do?

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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message MPN017 - Multiple opening of file attempted ?

  The SAP error message MPN017, which states "Multiple opening of file attempted," typically occurs when there is an attempt to open a file that is already open in the system. This can happen in various scenarios, such as when a program tries to access a file that is already being processed or when there are issues with file handling in custom programs or scripts.
  Causes:
  
  Concurrent Access: The file is being accessed by multiple processes or users simultaneously.
  Improper File Handling: A program may not be closing a file properly after it has finished using it, leading to attempts to reopen it.
  
  Configuration Issues: Incorrect settings in the SAP system or the environment that manages file access.
  File Locking Mechanisms: The file may be locked by another process, preventing it from being opened again.
  
  Solutions:
  
  Check for Concurrent Processes: Ensure that no other processes are trying to access the same file at the same time. You may