How To Fix B2078 - From partner &2 with message type &1

SAP Error Message - Details

• Message type: E = Error

• Message class: B2 - ALE Basis tools messages

• Message number: 078

• Message text: From partner &2 with message type &1

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 B2078 - From partner &2 with message type &1 ?

  The SAP error message B2078 typically indicates an issue related to the processing of IDocs (Intermediate Documents) in the context of EDI (Electronic Data Interchange) or ALE (Application Link Enabling). The message usually states that there is a problem with the partner profile or the message type being used.
  Cause:
  
  Incorrect Partner Profile: The partner profile for the specified partner (indicated by &2) may not be correctly configured for the message type (indicated by &1).
  Message Type Not Supported: The message type being used may not be supported by the partner profile.
  Inconsistent Configuration: There may be inconsistencies in the configuration of the IDoc processing settings, such as the message type or the partner settings.
  Missing or Incorrect Mapping: The mapping between the IDoc and the target system may be missing or incorrectly defined.
  
  Solution:
  
  
  Check Partner Profile: 
  
  Go to transaction code WE20 and check the partner profile for the partner indicated in the error message. Ensure that the message type is correctly defined and that the settings are appropriate for the communication.
  
  
  
  Verify Message Type:
  
  Ensure that the message type specified in the error message is valid and supported by the partner profile. If necessary, add the message type to the partner profile.
  
  
  
  Review IDoc Configuration:
  
  Check the IDoc configuration settings in transaction WE30 (IDoc types) and WE31 (IDoc segments) to ensure that they are correctly defined and that the message type is properly mapped.
  
  
  
  Check for Mapping Issues:
  
  If you are using a middleware (like SAP PI/PO), ensure that the mapping for the IDoc is correctly set up and that there are no errors in the mapping logic.
  
  
  
  Test Communication:
  
  Use transaction WE19 to test the IDoc processing. This can help you simulate the IDoc and see if the issue persists.
  
  
  
  Consult Logs:
  
  Check the application logs (transaction SLG1) for more detailed error messages that may provide additional context about the issue.
  
  
  
  Related Information:
  
  IDoc Types: Understanding the structure and purpose of the IDoc types involved can help in troubleshooting.
  Partner Profiles: Familiarity with how partner profiles are set up in SAP is crucial for resolving EDI/ALE issues.
  SAP Notes: Check for any relevant SAP Notes that may address known issues related to the error message B2078.
  Documentation: Review SAP documentation on EDI/ALE configuration for best practices and troubleshooting steps.
  
  By following these steps, you should be able to identify and resolve the issue causing the B2078 error message in SAP.