How To Fix APS_CKE093 - Do not use &1 as primary data source. It has no key fields.

SAP Error Message - Details

• Message type: E = Error

• Message class: APS_CKE - Message class for CDS key user editor

• Message number: 093

• Message text: Do not use &1 as primary data source. It has no key fields.

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 APS_CKE093 - Do not use &1 as primary data source. It has no key fields. ?

  The SAP error message APS_CKE093 indicates that the data source you are trying to use as a primary data source does not have any key fields defined. This is a common issue when working with data sources in SAP, particularly in the context of data extraction or reporting.
  Cause:
  The error occurs because:
  
  The data source you are attempting to use lacks key fields, which are necessary for uniquely identifying records.
  Key fields are essential for the system to understand how to join or relate data from this source with other data sources or tables.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Data Source Configuration:
  
  Go to the data source configuration in SAP and verify if key fields are defined.
  If the data source is a custom one, ensure that it has been properly set up with key fields.
  
  
  
  Define Key Fields:
  
  If the data source does not have key fields, you will need to define them. This typically involves:
  
  Identifying which fields in the data source can serve as unique identifiers.
  Modifying the data source definition to include these fields as key fields.
  
  
  
  
  
  Use a Different Data Source:
  
  If it is not possible to define key fields for the current data source, consider using a different data source that has the necessary key fields.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources related to the specific data source you are using to understand its requirements and limitations.
  
  
  
  Testing:
  
  After making changes, test the data source again to ensure that the error is resolved.
  
  
  
  Related Information:
  
  Key Fields: In SAP, key fields are crucial for data integrity and are used to uniquely identify records in a database table or data source.
  Data Source Types: Different types of data sources (e.g., InfoObjects, DataStore Objects, etc.) have different requirements for key fields.
  SAP Notes: Check SAP Notes for any specific guidance or patches related to the error message APS_CKE093.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered and resolved similar issues.
  
  By following these steps, you should be able to address the APS_CKE093 error and successfully configure your data source for use in SAP.