How To Fix /UI5/MP_CA_UI5007 - Model '&1&2' to delete is still used in '&3', deletion not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: /UI5/MP_CA_UI5 -

• Message number: 007

• Message text: Model '&1&2' to delete is still used in '&3', deletion not possible

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /UI5/MP_CA_UI5007 - Model '&1&2' to delete is still used in '&3', deletion not possible ?

  The SAP error message /UI5/MP_CA_UI5007 indicates that there is an attempt to delete a model that is still in use by another component or application. This typically occurs in the context of SAPUI5 applications where models are defined and used for data binding.
  Cause:
  The error occurs when:
  
  You are trying to delete a model (e.g., a JSON model, OData model, etc.) that is currently being referenced or used by one or more UI components (like views, controllers, etc.).
  The model is still active in the application context, meaning that it has not been properly detached or removed from the components that are using it.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Identify Usage: Check where the model is being used in your application. Look for any views, controllers, or components that are still referencing the model you are trying to delete.
  
  
  Remove References: Before attempting to delete the model, ensure that all references to it are removed. This may involve:
  
  Unbinding any UI elements that are using the model.
  Setting the model to null in the relevant controllers or views.
  Ensuring that any event handlers or bindings that rely on the model are also removed.
  
  
  
  Check Lifecycle: Ensure that the lifecycle of the model is managed correctly. If the model is created in a certain scope (like a component or a view), make sure it is destroyed or cleaned up when it is no longer needed.
  
  
  Use destroy Method: If you are using a UI5 model instance, make sure to call the destroy() method on the model before attempting to delete it. This will help in cleaning up any references and freeing resources.
  
  
  Debugging: If you are still facing issues, use debugging tools to trace the references to the model. This can help you identify any lingering bindings or references that need to be addressed.
  
  
  Related Information:
  
  SAPUI5 Documentation: Refer to the official SAPUI5 documentation for best practices on model management and lifecycle handling.
  Model Types: Understand the different types of models available in SAPUI5 (e.g., JSONModel, XMLModel, ODataModel) and their specific behaviors regarding binding and lifecycle.
  Error Handling: Implement error handling in your application to gracefully manage situations where models cannot be deleted due to active references.
  
  By following these steps, you should be able to resolve the error and successfully delete the model when it is no longer in use.