How To Fix D4166 - Unknown error at method call of CREATE OBJECT {container}

D4166 - Overview

• Message type: E = Error

• Message class: D4 - DB2/400 specific messages

• Message number: 166

• Message text: Unknown error at method call of CREATE OBJECT {container}

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 D4166 - Unknown error at method call of CREATE OBJECT {container} ?

  The SAP error message D4166, which states "Unknown error at method call of CREATE OBJECT {container}," typically occurs when there is an issue with the instantiation of an object in ABAP (Advanced Business Application Programming). This error can arise from various underlying causes, and troubleshooting it may require a systematic approach. Here are some potential causes, solutions, and related information:
  Causes:
  
  Incorrect Class Name or Path: The class name specified in the CREATE OBJECT statement may be incorrect or not found in the system.
  Authorization Issues: The user executing the code may not have the necessary authorizations to create the object.
  Missing Dependencies: The class may depend on other classes or components that are not available or not activated.
  Memory Issues: Insufficient memory or resources available in the SAP system can lead to this error.
  Incorrect Parameters: If the constructor of the class requires parameters, and they are not provided correctly, it can lead to this