How To Fix SDDL_PARSER_MSG156 - Annotation "@ClientHandling.type: #CLIENT_DEPENDENT" is required.

SAP Error Message - Details

• Message type: E = Error

• Message class: SDDL_PARSER_MSG - Message Class for DDL Parser

• Message number: 156

• Message text: Annotation "@ClientHandling.type: #CLIENT_DEPENDENT" is required.

What causes this issue?

Annotation "@ClientHandling.algorithm: #SESSION_VARIABLE" can only be
used in connection with "@ClientHandling.type: #CLIENT_DEPENDENT".

How to fix this error?

Add the annotation @ClientHandling.type: #CLIENT_DEPENDENT" to the CDS
table function.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SDDL_PARSER_MSG156 - Annotation "@ClientHandling.type: #CLIENT_DEPENDENT" is required. ?

  The SAP error message SDDL_PARSER_MSG156 with the annotation @ClientHandling.type: #CLIENT_DEPENDENT indicates that a certain entity or data structure in your ABAP code is expected to be client-dependent, but the required annotation is missing. This typically occurs in the context of defining data models in SAP's ABAP programming environment, especially when using Core Data Services (CDS) views or similar constructs.
  Cause:
  
  Missing Annotation: The error arises when a data entity that is supposed to be client-dependent does not have the required annotation to specify its client handling type.
  Incorrect Configuration: The data model might be incorrectly configured, leading to the absence of the necessary annotations.
  Version Compatibility: If you are using an older version of the ABAP environment or tools, it might not support certain features or annotations.
  
  Solution:
  To resolve this error, you need to add the required annotation to your data model. Here’s how you can do it:
  
  
  Locate the Data Definition: Find the CDS view or the data structure where the error is occurring.
  
  
  Add the Annotation: Include the annotation @ClientHandling.type: #CLIENT_DEPENDENT in the definition of the entity. For example:
  @AbapCatalog.sqlViewName: 'Z_MY_VIEW'
  @ClientHandling.type: #CLIENT_DEPENDENT
  define view Z_MY_VIEW as select from my_table
  {
      key field1,
      field2,
      ...
  }
  
  
  Activate the Changes: After adding the annotation, activate the CDS view or the data structure to ensure that the changes take effect.
  
  
  Related Information:
  
  Client-Dependent vs. Client-Independent: In SAP, client-dependent data means that the data is specific to a particular client (e.g., company code), while client-independent data is shared across all clients.
  Documentation: Refer to the official SAP documentation on Core Data Services (CDS) and annotations for more details on how to properly define client handling in your data models.
  Testing: After making the changes, test the functionality to ensure that the data behaves as expected in a multi-client environment.
  
  If you continue to face issues after applying the above solution, consider checking for any additional dependencies or configurations that might be affecting the data model.