How To Fix MDC_MODEL048 - Root table &1 of model &2 must have exactly 1 key field besides client

SAP Error Message - Details

• Message type: E = Error

• Message class: MDC_MODEL - Messages In Context Of MDC Model

• Message number: 048

• Message text: Root table &1 of model &2 must have exactly 1 key field besides client

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message MDC_MODEL048 - Root table &1 of model &2 must have exactly 1 key field besides client ?

  The SAP error message MDC_MODEL048 indicates that there is an issue with the configuration of a model in the SAP system, specifically related to the root table of the model. The error states that the root table must have exactly one key field in addition to the client field.
  
  Cause:
  This error typically arises when the root table of the model is defined incorrectly. The root table must have:
  
  One key field (besides the client field) that uniquely identifies each record in the table.
  If there are no key fields or if there are multiple key fields defined, this error will be triggered.
  
  
  Solution:
  To resolve the MDC_MODEL048 error, you should follow these steps:
  
  
  Check the Root Table Configuration:
  
  Go to the model configuration in the SAP system.
  Identify the root table associated with the model mentioned in the error message.
  
  
  
  Verify Key Fields:
  
  Check the key fields defined for the root table.
  Ensure that there is exactly one key field in