How To Fix E0088 - Process code '&' for error handling does not exist

E0088 - Overview

• Message type: E = Error

• Message class: E0 - SAP EDI messages

• Message number: 088

• Message text: Process code '&' for error handling does not exist

What causes this issue?

When processing a received IDoc, the IDoc interface could not find the
process code &v1& for the error process in inbound processing. Without
this process code, however, error handling cannot be derived in inbound
processing.
&WHAT_TO_DO& for system administration
Please check the settings for the error processes in the IDoc interface
(process codes system).

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ENDIF

Error message extract from SAP system. Copyright SAP SE.

E0088 - Details

• The SAP error message E0088, which states "Process code '&' for error handling does not exist," typically occurs in the context of SAP's communication interfaces, such as when using IDocs, BAPIs, or other integration methods. This error indicates that the system is trying to reference a process code for error handling that has not been defined in the system.
  
  Cause:
  
  Missing Process Code: The specified process code for error handling is not defined in the system. This could happen if the process code was never created or if it was deleted.
  
  Configuration Issues: There may be configuration issues in the communication settings, such as in the ALE (Application Link Enabling) or EDI (Electronic Data Interchange) settings.
  Incorrect Mapping: The mapping of the process code in the relevant configuration might be incorrect or incomplete.
  
  
  Solution:
  
  
  Define the Process Code:
  
  Go to transaction code WE42 (for IDocs) or the relevant configuration transaction for your integration method.
  Check if the process