How To Fix /PM0/ABB_MESSAGES798 - Internal error occurred before calculation call

SAP Error Message - Details

• Message type: E = Error

• Message class: /PM0/ABB_MESSAGES -

• Message number: 798

• Message text: Internal error occurred before calculation call

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 /PM0/ABB_MESSAGES798 - Internal error occurred before calculation call ?

  The SAP error message /PM0/ABB_MESSAGES798 Internal error occurred before calculation call typically indicates that there is an internal issue within the SAP system that prevents a calculation from being executed. This error can arise from various underlying causes, and resolving it may require a systematic approach.
  Possible Causes:
  
  Configuration Issues: Incorrect or incomplete configuration settings in the relevant module (e.g., Project Management, Plant Maintenance).
  Data Integrity Problems: Missing or inconsistent data in the database that the calculation relies on.
  System Bugs: There may be a bug in the SAP software version you are using, which could lead to this internal error.
  Authorization Issues: Lack of necessary authorizations for the user trying to perform the calculation.
  Performance Issues: System performance problems, such as memory shortages or database locks, could lead to internal errors.
  
  Solutions:
  
  Check Configuration: Review the configuration settings related to the module you are working with. Ensure that all necessary parameters are correctly set.
  Data Validation: Verify the integrity of the data involved in the calculation. Look for missing or inconsistent entries in the relevant tables.
  SAP Notes: Search the SAP Support Portal for any relevant SAP Notes that address this specific error. There may be patches or updates available that resolve the issue.
  User Authorizations: Ensure that the user has the necessary authorizations to perform the calculation. Check the roles and permissions assigned to the user.
  System Logs: Check the system logs (transaction codes like SLG1) for any additional error messages or warnings that could provide more context about the issue.
  Performance Monitoring: Monitor system performance to identify any bottlenecks or resource shortages. You may need to optimize database performance or increase system resources.
  Contact SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error, including any logs or screenshots.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that can help in troubleshooting, such as SLG1 (Application Log), ST22 (Dump Analysis), and SM21 (System Log).
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Documentation: Review the official SAP documentation for the specific module you are working with to understand the expected behavior and configuration requirements.
  
  By following these steps, you should be able to identify the root cause of the error and implement a suitable solution.