How To Fix MDC_ADAPTER028 - Adapter Conf. &1: Entry in View Order of Source Systems is missing

SAP Error Message - Details

• Message type: E = Error

• Message class: MDC_ADAPTER - Messages for generic adapter implementations

• Message number: 028

• Message text: Adapter Conf. &1: Entry in View Order of Source Systems 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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDC_ADAPTER028 - Adapter Conf. &1: Entry in View Order of Source Systems is missing ?

  The SAP error message MDC_ADAPTER028 indicates that there is a configuration issue related to the adapter for the Multi-Dimensional Data (MDC) model. Specifically, the error message states that there is a missing entry in the "Order of Source Systems" view for the specified adapter configuration.
  Cause:
  The error typically arises due to one of the following reasons:
  
  Missing Configuration: The adapter configuration for the source system is not properly set up in the system. This could mean that the source system is not defined in the relevant configuration tables.
  Incorrect Order: The order of source systems may not be defined correctly, or the entry for the specific source system is missing.
  Transport Issues: If the configuration was transported from another system, it might not have been transported correctly, leading to missing entries.
  
  Solution:
  To resolve the error, you can follow these steps:
  
  
  Check Adapter Configuration:
  
  Go to the transaction code related to the adapter configuration (e.g., RSCONN01 for RFC connections or RSMD for data sources).
  Verify that the source system is correctly defined and that all necessary entries are present.
  
  
  
  Maintain Order of Source Systems:
  
  Navigate to the relevant configuration area where the "Order of Source Systems" is maintained.
  Ensure that the source system in question is listed and that its order is correctly defined.
  
  
  
  Recreate Missing Entries:
  
  If you find that the entry is missing, you may need to create it manually. Ensure that you have the correct parameters and settings for the source system.
  
  
  
  Transport Requests:
  
  If the configuration was supposed to be transported, check the transport requests to ensure that they were completed successfully. If not, you may need to re-transport the configuration.
  
  
  
  Check for Notes and Documentation:
  
  Look for any SAP Notes related to this error message. SAP frequently updates its documentation and may provide specific fixes or recommendations for known issues.
  
  
  
  Consult with Basis or Technical Team:
  
  If you are unable to resolve the issue, it may be beneficial to consult with your SAP Basis or technical team, as they may have additional insights or access to system logs that can help diagnose the problem.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSCONN01, RSMD, or any specific transaction related to your adapter configuration.
  SAP Notes: Search the SAP Support Portal for notes related to MDC_ADAPTER028 for any specific patches or updates.
  Documentation: Review the SAP Help Portal for documentation on configuring adapters and source systems in your specific SAP environment.
  
  By following these steps, you should be able to identify and resolve the issue causing the MDC_ADAPTER028 error message.