How To Fix B1276 - More than one IDoc in packet: Application supports single processing only

SAP Error Message - Details

• Message type: E = Error

• Message class: B1 - ALE group messages

• Message number: 276

• Message text: More than one IDoc in packet: Application supports single processing only

What causes this issue?

An IDoc parcel with more than one IDoc was transferred. However, the
application function module cannot process more than 1 IDoc.

How to fix this error?

Please check why the parcel contains more than 1 IDoc.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message B1276 - More than one IDoc in packet: Application supports single processing only ?

  The SAP error message B1276 indicates that there is an issue with the processing of IDocs (Intermediate Documents) in a particular packet. The message states: "More than one IDoc in packet: Application supports single processing only." This typically occurs when an application or function module that is designed to handle only one IDoc at a time receives a packet containing multiple IDocs.
  Cause:
  
  Multiple IDocs in a Single Packet: The primary cause of this error is that the IDoc processing function is being called with a packet that contains more than one IDoc, while the application logic is designed to handle only one IDoc at a time.
  Configuration Issues: There may be configuration settings in the IDoc processing that allow for multiple IDocs to be sent in a single call, but the receiving application does not support this.
  Custom Code: If there is custom code involved in processing IDocs, it may not be designed to handle multiple IDocs in a single call.
  
  Solution:
  
  Check IDoc Processing Logic: Review the function module or method that is processing the IDocs. Ensure that it is designed to handle only one IDoc at a time. If it is not, you may need to modify the logic to process each IDoc individually.
  Adjust IDoc Sending Logic: If you control the sending of IDocs, ensure that you are sending them one at a time if the receiving application only supports single processing.
  Use a Loop: If you have multiple IDocs to send, consider implementing a loop that sends each IDoc individually to the receiving application.
  Review Configuration: Check the configuration settings related to IDoc processing in your SAP system. Ensure that they align with the capabilities of the receiving application.
  Error Handling: Implement error handling in your IDoc processing logic to gracefully handle situations where multiple IDocs are received.
  
  Related Information:
  
  IDoc Types: Understand the specific IDoc types being processed and their expected handling.
  SAP Notes: Check for any relevant SAP Notes that may address this issue or provide additional guidance.
  Documentation: Review SAP documentation related to IDoc processing and the specific application you are working with to understand its limitations and requirements.
  Testing: After making changes, thoroughly test the IDoc processing to ensure that it works as expected without errors.
  
  By addressing the cause of the error and implementing the suggested solutions, you should be able to resolve the B1276 error and ensure proper IDoc processing in your SAP environment.