How To Fix CX_WDK_CONTROLLER103 - Internal controller error

SAP Error Message - Details

• Message type: E = Error

• Message class: CX_WDK_CONTROLLER - FP/BE/BDC Controller Messages

• Message number: 103

• Message text: Internal controller error

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CX_WDK_CONTROLLER103 - Internal controller error ?

  The SAP error message CX_WDK_CONTROLLER103 indicates an internal controller error within the Web Dynpro framework. This error typically arises when there is an issue with the application logic or configuration in a Web Dynpro application. Here are some potential causes, solutions, and related information for this error:
  Causes:
  
  Application Logic Issues: There may be a bug or an unhandled exception in the Web Dynpro application code.
  Configuration Errors: Incorrect configuration settings in the Web Dynpro application or its components can lead to this error.
  Data Issues: Problems with the data being processed, such as null values or unexpected data types, can trigger this error.
  Version Mismatch: If there are inconsistencies between the versions of the components or libraries used in the application, it may lead to internal errors.
  Memory Issues: Insufficient memory or resources allocated to the application can also cause internal errors.
  
  Solutions:
  
  Check Application Logs: Review the application logs and the stack trace to identify the exact point of failure. This can provide insights into what caused the error.
  Debugging: Use the debugging tools available in the SAP environment to step through the application code and identify any logical errors or exceptions.
  Review Configuration: Ensure that all configuration settings for the Web Dynpro application are correct and consistent.
  Data Validation: Validate the data being processed by the application to ensure it meets the expected formats and types.
  Update Components: If there are known issues with the current version of the components, consider updating to a newer version or applying patches.
  Memory Allocation: Check the memory settings for the application server and increase them if necessary to ensure sufficient resources are available.
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide guidance on troubleshooting.
  Web Dynpro Documentation: Review the official SAP documentation for Web Dynpro to understand best practices and common pitfalls.
  Community Forums: Engage with the SAP community forums or SAP Community Network (SCN) to see if other users have encountered similar issues and how they resolved them.
  
  If the issue persists after trying the above solutions, it may be necessary to contact SAP support for further assistance, providing them with detailed logs and information about the circumstances under which the error occurs.