How To Fix WS466 - An internal error occurred

SAP Error Message - Details

• Message type: E = Error

• Message class: WS - Supplier Billing Document

• Message number: 466

• Message text: An internal error occurred

What causes this issue?

An internal error occurred.

System Response

The function is terminated.

How to fix this error?

INCLUDE ISR_VERWALTUNG

Procedure for System Administrators

The error relates to function module "wlf_profit_sim_calc". Value &V1&
was transfered as the method for calculating the payment date.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WS466 - An internal error occurred ?

  SAP Error Message:
  
  WS466 - An internal error occurred
  
  Cause:
  The error message WS466 typically indicates that an unexpected internal error has occurred within the SAP system. This is a generic error message that can be triggered by various underlying issues such as:
  
  Inconsistencies or corruption in the SAP database.
  Problems in the SAP kernel or runtime environment.
  Issues with the SAP Work Process (WP) or dispatcher.
  Memory or resource exhaustion.
  Errors in custom code or enhancements that cause runtime exceptions.
  Transport or patch inconsistencies.
  Problems with SAP kernel patches or missing kernel files.
  
  Because it is a generic internal error, the exact cause often requires detailed analysis of system logs and traces.
  
  Solution:
  To resolve WS466, follow these steps:
  
  
  Check the Short Dump (ST22):  
  
  Use transaction ST22 to analyze the runtime error dump related to WS466. The dump will provide detailed information about the error, including the program, line number, and call stack.
  
  
  
  Review System Logs (SM21):  
  
  Check system logs for any related error messages or warnings around the time WS466 occurred.
  
  
  
  *Analyze Work Process Trace (DEV_W):**  
  
  Look into the developer traces (transaction SM50 or SM66 to identify the work process, then check the trace files) for more detailed error information.
  
  
  
  Check Kernel and Patch Level:  
  
  Ensure that the SAP kernel is up to date and consistent with the SAP Support Package Stack.
  If recently applied patches or transports, verify they were applied correctly.
  
  
  
  Memory and Resource Checks:  
  
  Verify that the system has sufficient memory and resources.
  Check for any resource locks or deadlocks.
  
  
  
  Custom Code Review:  
  
  If the error occurs during custom program execution, review the custom code for possible runtime errors or unhandled exceptions.
  
  
  
  SAP Notes and Support:  
  
  Search for SAP Notes related to WS466 on the SAP Support Portal.
  If no resolution is found, consider opening a support ticket with SAP, providing the dump and trace files.
  
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  ST22 – ABAP Runtime Error Analysis
  SM21 – System Log
  SM50/SM66 – Work Process Overview
  SM12 – Lock Entries (to check for lock issues)
  SM13 – Update Requests
  
  
  
  SAP Notes:  
  
  Always check the latest SAP Notes for WS466 or related internal errors.
  Example SAP Note numbers might vary depending on the SAP version and specific scenario.
  
  
  
  Common Scenarios:
  
  WS466 can sometimes be caused by database inconsistencies; running database consistency checks might help.
  Kernel upgrade or patch inconsistencies often cause internal errors.
  Custom enhancements or user exits causing unhandled exceptions.
  
  
  
  
  Summary:
  WS466 is a generic internal error indicating a serious problem inside the SAP system. The key to resolving it lies in analyzing the detailed runtime error dump (ST22), system logs, and traces to identify the root cause. Ensuring system consistency, updated kernel, and reviewing custom code are essential steps. If the problem persists, SAP Support should be contacted with all relevant diagnostic information.
  
  If you provide the exact context or dump details, I can help analyze the error further.