How To Fix MCW_AA800 - Internal error & has occurred in & & &. You may not continue.

SAP Error Message - Details

• Message type: E = Error

• Message class: MCW_AA - Messages for BW Interface Analytical Applications

• Message number: 800

• Message text: Internal error & has occurred in & & &. You may not continue.

What causes this issue?

An internal error has arisen that prevents the program from running
consistently.
Error code: &v1&
Additional data: &v2&
&V3&
&V4&

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

This message occurs with programming inconsistencies and should not
really appear for delivered functions.

System Response

How to fix this error?

Create a CSN message or contact a developer.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MCW_AA800 - Internal error & has occurred in & & &. You may not continue. ?

  The SAP error message MCW_AA800 indicates an internal error that has occurred in the system, and it typically prevents users from continuing with their current transaction or process. This error can arise from various underlying issues, and while the exact cause can vary, here are some common causes, potential solutions, and related information:
  Possible Causes:
  
  System Bugs: There may be a bug in the SAP system or a specific transaction code that is causing the internal error.
  Data Inconsistencies: Inconsistent or corrupted data in the database can lead to internal errors.
  Configuration Issues: Incorrect configuration settings in the system can trigger this error.
  Authorization Issues: Lack of proper authorizations for the user can sometimes lead to unexpected errors.
  Performance Issues: System performance problems, such as memory shortages or database locks, can also result in internal errors.
  
  Potential Solutions:
  
  Check SAP Notes: Look for relevant SAP Notes in the SAP Support Portal. SAP frequently releases notes that address known issues and bugs. Search for the error message or related keywords.
  Transaction Logs: Review the transaction logs (SM21) and short dumps (ST22) to gather more information about the error. This can provide insights into what caused the internal error.
  Data Consistency Check: Run consistency checks on the relevant data. For example, if the error occurs during asset accounting, check the asset master data for inconsistencies.
  System Restart: In some cases, restarting the SAP application server or the entire system can resolve temporary issues.
  User Authorizations: Ensure that the user has the necessary authorizations to perform the action that triggered the error.
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP Support for assistance. Provide them with detailed information about the error, including transaction codes, user actions, and any logs or dumps.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes related to the area where the error occurred (e.g., Asset Accounting, Material Management).
  System Monitoring: Use transaction codes like ST03N (Workload Analysis) and SM37 (Job Monitoring) to monitor system performance and job statuses.
  User Forums: Check SAP community forums and user groups for discussions related to the error. Other users may have encountered similar issues and found solutions.
  
  Conclusion:
  The MCW_AA800 error is an internal error that can stem from various causes. By following the suggested solutions and gathering more information, you can work towards resolving the issue. If necessary, do not hesitate to escalate the matter to SAP Support for further assistance.