How To Fix LK011 - Parameters of return table for IDOC & not determined

SAP Error Message - Details

• Message type: E = Error

• Message class: LK - WM -> SUB connection messages

• Message number: 011

• Message text: Parameters of return table for IDOC & not determined

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 LK011 - Parameters of return table for IDOC & not determined ?

  The SAP error message LK011 indicates that there is an issue with the parameters of the return table for an IDoc (Intermediate Document) not being determined. This error typically occurs during the processing of IDocs, particularly when trying to send or receive data between SAP systems or between SAP and non-SAP systems.
  Cause:
  The error can be caused by several factors, including:
  
  
  Incorrect IDoc Type or Message Type: The IDoc type or message type being used may not be correctly defined or may not match the expected configuration in the receiving system.
  
  
  Missing or Incorrect Configuration: The configuration for the IDoc processing (such as partner profiles, port settings, or message control) may be incomplete or incorrect.
  
  
  Return Parameters Not Defined: The return parameters for the IDoc processing may not be defined in the relevant function module or in the IDoc processing logic.
  
  
  Function Module Issues: The function module that processes the IDoc may not be correctly implemented or may not return the expected parameters.
  
  
  Data Issues: There may be issues with the data being sent in the IDoc, such as missing mandatory fields or incorrect data formats.
  
  
  Solution:
  To resolve the LK011 error, you can take the following steps:
  
  
  Check IDoc Type and Message Type:
  
  Ensure that the IDoc type and message type being used are correctly defined and match the expected configuration in the receiving system.
  
  
  
  Review Partner Profiles:
  
  Go to transaction WE20 and check the partner profiles for the sender and receiver. Ensure that the settings for the IDoc type and message type are correctly configured.
  
  
  
  Verify Port Settings:
  
  Check the port settings in transaction WE21 to ensure that the communication settings are correct.
  
  
  
  Check Function Module:
  
  If you have access to the ABAP code, check the function module that processes the IDoc. Ensure that it is correctly implemented and that it returns the expected parameters.
  
  
  
  Review IDoc Data:
  
  Use transaction WE02 or WE05 to analyze the IDoc data. Look for any missing or incorrect fields that may be causing the issue.
  
  
  
  Debugging:
  
  If you have access to debugging tools, you can set breakpoints in the function module to see where the parameters are not being determined and identify the root cause.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific IDoc type and message type you are working with for any known issues or additional configuration steps.
  
  
  
  SAP Support:
  
  If the issue persists, consider reaching out to SAP support for assistance, especially if it involves standard SAP processes or configurations.
  
  
  
  Related Information:
  
  IDoc Processing: Understanding how IDocs are processed in SAP can help in troubleshooting. Familiarize yourself with the IDoc structure, segments, and the overall flow of data.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as WE02 (Display IDoc), WE20 (Partner Profiles), WE21 (Ports), and WE30 (IDoc Types).
  SAP Notes: Search for SAP Notes related to the specific IDoc type or message type for any known issues or patches that may resolve the error.
  
  By following these steps, you should be able to identify and resolve the LK011 error in your SAP system.