How To Fix BXX090 - The interface is incomplete because &1 is missing

SAP Error Message - Details

• Message type: E = Error

• Message class: BXX - ALE Group Messages for the Generating Tool

• Message number: 090

• Message text: The interface is incomplete because &1 is missing

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 BXX090 - The interface is incomplete because &1 is missing ?

  The SAP error message BXX090 indicates that there is an issue with an interface in your SAP system, specifically that a required component or element (denoted by &1) is missing. This error typically arises in the context of Business Add-Ins (BAdIs), enhancement spots, or other interface-related configurations.
  Cause:
  
  Missing Implementation: The most common cause is that a required implementation of a BAdI or enhancement is not activated or is missing.
  Incorrect Configuration: There may be a misconfiguration in the interface definition or the implementation.
  Transport Issues: If the system is part of a transport landscape, the required objects may not have been transported correctly.
  Version Mismatch: There could be a version mismatch between the interface and its implementation, especially after upgrades or changes.
  
  Solution:
  
  
  Check BAdI Implementations:
  
  Go to transaction SE18 (for BAdIs) or SE19 (for BAdI implementations) and check if the implementation for the specified BAdI is active.
  If it is not active, activate it.
  
  
  
  Review Interface Definition:
  
  Use transaction SE80 or SE11 to check the interface definition and ensure that all required components are defined correctly.
  
  
  
  Transport Requests:
  
  If the issue arose after a transport, check the transport logs to ensure that all necessary objects were included and transported correctly.
  
  
  
  Debugging:
  
  If you have access to debugging tools, you can set breakpoints in the relevant code to identify where the error is being triggered and gather more context.
  
  
  
  Consult Documentation:
  
  Review the SAP documentation or notes related to the specific BAdI or enhancement to ensure that all prerequisites are met.
  
  
  
  Check for SAP Notes:
  
  Search the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide additional guidance.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SE18: BAdI Definition
  SE19: BAdI Implementation
  SE80: Object Navigator
  SE11: Data Dictionary
  
  
  
  SAP Notes: Always check for SAP Notes related to the specific BAdI or enhancement you are working with, as they may provide fixes or additional information.
  
  
  Community Forums: Consider checking SAP Community forums or other user groups for similar issues and solutions shared by other users.
  
  
  By following these steps, you should be able to identify the cause of the BXX090 error and implement a solution to resolve it.