How To Fix WFRE_CON220 - Undefined error during data transfer occured!

WFRE_CON220 - Overview

• Message type: E = Error

• Message class: WFRE_CON - Messages for SAP R/3 to SAP F&R Connection

• Message number: 220

• Message text: Undefined error during data transfer occured!

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 WFRE_CON220 - Undefined error during data transfer occured! ?

  The SAP error message WFRE_CON220: Undefined error during data transfer occurred! typically arises in the context of workflow runtime errors, especially during communication or data transfer between workflow components or between the workflow engine and external systems.
  
  Cause
  
  Communication or data transfer failure: The error indicates that an unexpected or undefined error occurred during the data transfer process within the workflow runtime environment.
  Interface or connection issues: This can be due to problems in the RFC (Remote Function Call) communication, such as network issues, incorrect destination configuration, or authorization problems.
  Data inconsistency or serialization problems: Sometimes, the data being transferred is corrupted, incomplete, or not properly serialized/deserialized.
  System or runtime errors: Underlying system errors, such as memory issues, dumps, or runtime exceptions in the workflow engine or related components.
  Version or patch inconsistencies: Mismatched or outdated workflow components or kernel patches can cause unexpected errors.
  
  
  Solution
  
  
  Check system logs and dumps:
  
  Use transaction ST22 to check for any short