How To Fix MN870 - Error generating code (internal error)

SAP Error Message - Details

• Message type: E = Error

• Message class: MN - Message class for subsequent settlement (Purchasing)

• Message number: 870

• Message text: Error generating code (internal error)

What causes this issue?

Dynamic programming had to be generated for access to LIS info
structure &V1&. An internal error occurred during this.

System Response

Processing is terminated.

How to fix this error?

INCLUDE ISR_VERWALTUNG

Procedure for System Administrators

Contact SAP. The error occurred in function module &V2&.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MN870 - Error generating code (internal error) ?

  The SAP error message MN870, which states "Error generating code (internal error)," typically occurs during the process of generating or processing code in the SAP system, particularly in the context of Material Management (MM) or related modules. This error can be caused by various factors, and troubleshooting it may require a systematic approach.
  Possible Causes:
  
  Data Inconsistencies: There may be inconsistencies or errors in the master data or transaction data that the system is trying to process.
  Configuration Issues: Incorrect configuration settings in the system can lead to this error. This includes settings related to material types, valuation classes, or other related configurations.
  Authorization Issues: Lack of proper authorizations for the user trying to execute the transaction can lead to internal errors.
  System Bugs: There may be bugs or issues in the specific version of SAP you are using, which could lead to this error.
  Performance Issues: If the system is under heavy load or if there are performance issues, it may lead to internal errors during processing.
  
  Solutions:
  
  Check Data Consistency: Review the data being processed for any inconsistencies. This includes checking material master records, purchase orders, and other related documents.
  Review Configuration Settings: Ensure that all relevant configuration settings are correct. This may involve checking the configuration for material types, valuation classes, and other related settings in the IMG (Implementation Guide).
  User Authorizations: Verify that the user has the necessary authorizations to perform the action that triggered the error. This may involve checking roles and authorizations in the user profile.
  System Logs: Check the system logs (transaction SLG1) for any additional error messages or information that may provide more context about the error.
  SAP Notes: Search the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve known issues.
  Contact SAP Support: If the issue persists and cannot be resolved through the above steps, consider reaching out to SAP Support for assistance. Provide them with detailed information about the error, including transaction codes, user details, and any relevant logs.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in troubleshooting, such as MM03 (Display Material), ME23N (Display Purchase Order), and SLG1 (Application Log).
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  Documentation: Review SAP documentation related to the specific module or functionality you are working with, as it may provide additional context or troubleshooting steps.
  
  By following these steps, you should be able to identify the cause of the MN870 error and implement a solution.