How To Fix SADL_ENTITY_RUNTIME031 - Query operation on element '&1' of entity '&2' not implemented

SAP Error Message - Details

• Message type: E = Error

• Message class: SADL_ENTITY_RUNTIME - Messages of SADL runtime and DDIC SADL entity runtime

• Message number: 031

• Message text: Query operation on element '&1' of entity '&2' not implemented

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SADL_ENTITY_RUNTIME031 - Query operation on element '&1' of entity '&2' not implemented ?

  The SAP error message SADL_ENTITY_RUNTIME031 indicates that a query operation on a specific element of an entity is not implemented. This typically occurs in the context of SAP's Service Adaptation Definition Language (SADL), which is used for building OData services and managing data access in SAP applications.
  
  Cause:
  
  Unsupported Operation: The specific query operation you are trying to perform on the entity is not supported. This could be due to the fact that the element you are querying does not have the necessary implementation in the backend.
  Model Definition Issues: There may be issues in the way the entity or its elements are defined in the SADL model. If the model does not correctly define the operations that can be performed on the entity, you may encounter this error.
  Data Source Limitations: The underlying data source may not support the requested operation. For example, if the data source is a database view that does