How To Fix PPH_MRP171 - Detailed runtime information (milliseconds)

SAP Error Message - Details

• Message type: E = Error

• Message class: PPH_MRP -

• Message number: 171

• Message text: Detailed runtime information (milliseconds)

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?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

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 PPH_MRP171 - Detailed runtime information (milliseconds) ?

  The SAP error message PPH_MRP171 typically relates to issues encountered during the Material Requirements Planning (MRP) process. This error can occur for various reasons, often linked to configuration, master data, or system performance issues. Below are some common causes, potential solutions, and related information for this error:
  Causes:
  
  Master Data Issues: Missing or incorrect master data for materials, such as BOM (Bill of Materials), routing, or material master records.
  Configuration Errors: Incorrect settings in MRP configuration, such as planning parameters or MRP types.
  Performance Issues: Long processing times due to large data volumes or inefficient queries.
  Locking Issues: Database locks or contention that prevent the MRP run from completing successfully.
  Resource Constraints: Insufficient system resources (CPU, memory) leading to timeouts or performance degradation.
  
  Solutions:
  
  
  Check Master Data:
  
  Ensure that all relevant master data (material master, BOM, routing) is correctly maintained and available.
  Validate that the MRP views are properly set up for the materials in question.
  
  
  
  Review MRP Configuration:
  
  Check the MRP configuration settings in the system to ensure they are appropriate for your business processes.
  Verify the planning parameters and MRP types assigned to the materials.
  
  
  
  Optimize Performance:
  
  Analyze the MRP run for performance bottlenecks. Use transaction codes like ST22 (dump analysis) or SM21 (system log) to identify issues.
  Consider running the MRP in smaller batches or during off-peak hours to reduce load.
  
  
  
  Database Locks:
  
  Check for any database locks that might be affecting the MRP run. Use transaction SM12 to view and manage locks.
  If locks are found, investigate the processes holding them and resolve any conflicts.
  
  
  
  System Resources:
  
  Monitor system performance using transaction ST03N to identify any resource constraints.
  If necessary, consider upgrading hardware or optimizing the database for better performance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MD01 (MRP run), MD04 (Stock/Requirements List), and MD02 (MRP for single item).
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to the PPH_MRP171 error. You can search for notes in the SAP Support Portal.
  Documentation: Review SAP documentation on MRP processes and best practices to ensure compliance with recommended configurations.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or functional team for further analysis and troubleshooting.