How To Fix OQ_I306 - System error: Abap List Viewer (ALV) failed

SAP Error Message - Details

• Message type: E = Error

• Message class: OQ_I - IS-Oil SSR : Message pool for Settlement and Invoicing

• Message number: 306

• Message text: System error: Abap List Viewer (ALV) failed

What causes this issue?

The report uses the Abap List Viewer (ALV) to list the data.
However the call to the ALV failed.

System Response

The system does not list the data.

How to fix this error?

Please contact your system administrator.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message OQ_I306 - System error: Abap List Viewer (ALV) failed ?

  The SAP error message OQ_I306, which indicates that the ABAP List Viewer (ALV) has failed, can occur due to various reasons. Here’s a breakdown of potential causes, solutions, and related information:
  Causes:
  
  Data Issues: The data being processed may have inconsistencies or errors that prevent the ALV from rendering correctly.
  Memory Limitations: The system may be running low on memory, which can cause the ALV to fail when trying to process large datasets.
  Configuration Issues: There may be configuration problems in the ALV settings or in the underlying data model.
  Code Errors: If the ALV is being called from custom ABAP code, there may be bugs or issues in the code that lead to the failure.
  Authorization Issues: The user may not have the necessary authorizations to access certain data or execute specific functions related to the ALV.
  SAP Notes: There may be known issues with the version of SAP you are using that have been addressed in SAP Notes.
  
  Solutions:
  
  Check Data: Review the data being processed for any inconsistencies or errors. Ensure that the data is clean and meets the expected format.
  Increase Memory: If memory limitations are suspected, consider increasing the memory allocation for the SAP system or optimizing the data being processed.
  Review Configuration: Check the ALV configuration settings and ensure they are set up correctly. This includes checking the layout and field settings.
  Debug Custom Code: If the ALV is being called from custom ABAP code, use the debugger to step through the code and identify any issues.
  Check Authorizations: Ensure that the user has the necessary authorizations to execute the ALV report and access the required data.
  Apply SAP Notes: Search for relevant SAP Notes that may address the specific issue you are encountering. Implement any recommended fixes or patches.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like SE38 (ABAP Editor) or SE80 (Object Navigator) to check the report or program associated with the ALV.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. Provide them with detailed information about the error, including any relevant logs or screenshots.
  Community Forums: Check SAP Community forums or other online resources where similar issues may have been discussed. Other users may have encountered the same problem and found solutions.
  
  Conclusion:
  Resolving the OQ_I306 error requires a systematic approach to identify the root cause. By checking data integrity, memory usage, configuration settings, and custom code, you can often find a solution to the problem. If necessary, leverage SAP resources and community support for further assistance.