Attachments are duplicated if you drag and drop after hovering mouse over a preview icon

Files are attached more than once when using drag and drop after hovering the mouse over a reference icon (preview icon on a reference field).

 

1. Navigate to Incident > Open.
2. Open an incident record.
3. Hover the mouse over the reference icon for the Caller field.
4. Drag and drop an attachment on the form.
   Note that two attachments for the same file appear. Only one attachment should appear.

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