How To Fix PAMS018 - Internal error while changing the demand

SAP Error Message - Details

• Message type: E = Error

• Message class: PAMS - Messages for Graphical Planning Board

• Message number: 018

• Message text: Internal error while changing the demand

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 PAMS018 - Internal error while changing the demand ?

  The SAP error message PAMS018, which indicates an "Internal error while changing the demand," typically arises in the context of demand management or planning processes within SAP Advanced Planning and Optimization (APO) or similar modules. This error can be caused by various factors, including data inconsistencies, configuration issues, or system bugs.
  Possible Causes:
  
  
  Data Inconsistencies: There may be inconsistencies in the demand data that the system is trying to process. This could include missing or incorrect entries in the demand planning tables.
  
  
  Configuration Issues: Incorrect settings in the planning area or master data configuration can lead to errors when attempting to change demand.
  
  
  System Bugs: There may be known bugs in the version of SAP you are using that could trigger this error.
  
  
  Authorization Issues: Lack of proper authorizations for the user trying to make changes can also lead to internal errors.
  
  
  Locking Issues: If the demand data is locked by another user or process, it may cause an internal error when trying to change it.
  
  
  Solutions:
  
  
  Check Data Consistency: Review the demand data for any inconsistencies or missing entries. You can use transaction codes like /SAPAPO/SDP94 to analyze demand data.
  
  
  Review Configuration: Ensure that the planning area and master data are correctly configured. Check the settings in the planning book and ensure that all necessary data is available.
  
  
  System Logs: Check the system logs (transaction SLG1) for any additional error messages or details that could provide more context about the internal error.
  
  
  User Authorizations: Verify that the user has the necessary authorizations to change demand. You can check this with your SAP security team.
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that might address this specific error. There may be patches or updates available that resolve the issue.
  
  
  Contact SAP Support: If the issue persists after checking the above points, consider reaching out to SAP Support for assistance. Provide them with the error message details and any relevant logs.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/SDP94 for demand planning and /SAPAPO/SDP94 for planning book configuration.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can share their solutions.
  Documentation: Review SAP documentation related to demand management and planning to ensure that you are following best practices.
  
  By systematically addressing these areas, you should be able to identify the root cause of the PAMS018 error and implement an appropriate solution.