How To Fix SDDL_PARSER_MSG171 - Client field must be specified manually to avoid duplicates

SDDL_PARSER_MSG171 - Overview

• Message type: E = Error

• Message class: SDDL_PARSER_MSG - Message Class for DDL Parser

• Message number: 171

• Message text: Client field must be specified manually to avoid duplicates

What causes this issue?

In cases where the data source is client-specific and the annotations
@ClientHandling.type: #CLIENT_INDEPENDENT and @ClientHandling.algorithm:
#NONE are set, the CDS view is a cross-client view. The client field
must be produced regardless of this to avoid duplicates in the resulting
data records.

How to fix this error?

Add the client field to the select list.

Error message extract from SAP system. Copyright SAP SE.

SDDL_PARSER_MSG171 - Details

• The SAP error message SDDL_PARSER_MSG171 indicates that there is an issue with the client field in your data processing or configuration. This error typically arises when the system detects that the client field is not specified, which can lead to potential duplicates in the data being processed.
  
  Cause:
  
  Missing Client Field: The client field, which is essential for distinguishing between different clients in a multi-client environment, is not being populated automatically.
  Data Duplication Risk: The system is designed to prevent data duplication, and without a specified client, it cannot ensure that the data being processed is unique to a particular client.
  
  Configuration Issues: There may be issues in the configuration of the data model or the way data is being imported or processed.
  
  
  Solution:
  
  
  Manually Specify the Client Field: 
  
  When you encounter this error, you need to manually specify the client field in your data input or configuration settings. This ensures that the system can correctly