How To Fix SALV_X_API166 - Health Check failed: &1 (&2)

SAP Error Message - Details

• Message type: E = Error

• Message class: SALV_X_API - Messages for ALV API exceptions

• Message number: 166

• Message text: Health Check failed: &1 (&2)

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 SALV_X_API166 - Health Check failed: &1 (&2) ?

  The SAP error message SALV_X_API166 Health Check failed: &1 (&2) typically indicates that there is an issue with the ALV (ABAP List Viewer) functionality in SAP. This error is related to the health check of the ALV object, which can fail for various reasons. Here’s a breakdown of the potential causes, solutions, and related information:
  Causes:
  
  Data Inconsistencies: The data being processed may have inconsistencies or issues that prevent the ALV from rendering correctly.
  Configuration Issues: There may be configuration problems in the ALV settings or the environment that are causing the health check to fail.
  Missing Authorizations: The user may not have the necessary authorizations to access certain data or perform specific actions within the ALV.
  Program Errors: There could be bugs or errors in the ABAP code that is generating the ALV report.
  Memory Issues: Insufficient memory or resources on the application server can lead to failures in processing ALV reports.
  
  Solutions:
  
  Check Data: Review the data being processed by the ALV. Ensure that there are no inconsistencies or invalid entries.
  Review Configuration: Check the ALV configuration settings in the SAP system. Ensure that all necessary settings are correctly configured.
  Authorization Check: Verify that the user has the appropriate authorizations to execute the ALV report. You can use transaction SU53 to check for authorization issues.
  Debugging: If you have access to the ABAP code, use the debugger to step through the code and identify where the health check is failing. Look for any exceptions or errors in the code.
  Memory Management: Monitor the memory usage on the application server. If memory is low, consider increasing the memory allocation or optimizing the report to use less memory.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve the issue.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SE38 (ABAP Editor) to check the report code or SE80 (Object Navigator) to analyze the ALV object.
  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 ALV and related components to understand the expected behavior and configuration settings.
  
  If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.