How To Fix AQ_AD_HOC001 - &1 internal error: &2

SAP Error Message - Details

• Message type: E = Error

• Message class: AQ_AD_HOC - SAP Query: Ad Hoc Query Messages

• Message number: 001

• Message text: &1 internal error: &2

What causes this issue?

The system has come across an unforeseen situation.

System Response

The error arose in &v1& when processing &v2&. If possible, the
processing will be continued in spite of the error.

How to fix this error?

As a rule, this is generally an internal error that requires
correction. Please first look in SAPNet for a note that provides a
solution to the problem. If there is no suitable note then please
create a problem message. You should enter the following points in the
message:
Error Message
Action that lead to the error
Support packages imported

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AQ_AD_HOC001 - &1 internal error: &2 ?

  The SAP error message AQ_AD_HOC001 typically indicates an internal error related to the Ad Hoc query functionality in SAP. This error can occur for various reasons, and while the specific cause can vary based on the context, here are some common causes, potential solutions, and related information:
  Causes:
  
  Data Inconsistencies: There may be inconsistencies or corruption in the data being queried.
  System Configuration Issues: Incorrect configuration settings in the SAP system can lead to this error.
  Authorization Problems: The user may not have the necessary authorizations to execute the query.
  Performance Issues: High load on the system or performance bottlenecks can trigger internal errors.
  Software Bugs: There may be bugs in the version of SAP you are using that lead to this error.
  
  Solutions:
  
  Check Data Integrity: Verify the integrity of the data being queried. Look for any inconsistencies or corruption in the database.
  Review Configuration Settings: Ensure that the configuration settings for the Ad Hoc query are correct. This includes checking the settings in the relevant transaction codes.
  User Authorizations: Check the user’s authorizations to ensure they have the necessary permissions to run the query.
  System Performance: Monitor system performance and check for any bottlenecks. If the system is under heavy load, consider optimizing queries or increasing system resources.
  SAP Notes and Patches: Check the SAP Support Portal for any relevant SAP Notes or patches that address this specific error. Applying the latest patches can resolve known issues.
  Debugging: If you have access to debugging tools, you can try to debug the query to identify the exact point of failure.
  Contact SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. Provide them with the error message details and any relevant logs.
  
  Related Information:
  
  SAP Community: The SAP Community forums can be a valuable resource for finding similar issues and solutions shared by other users.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SQ01 (Query) and SQ02 (InfoSet) to manage and troubleshoot queries.
  Documentation: Review SAP documentation related to Ad Hoc queries for best practices and troubleshooting steps.
  
  Conclusion:
  While the AQ_AD_HOC001 error can be frustrating, systematically checking the above areas can help identify and resolve the underlying issue. If you are unable to resolve the error on your own, engaging with SAP Support or the community can provide additional insights and solutions.