I have the trial version of eaDocX.
And the error i get is:
12/02/2018 18:31:14 – XL_Pane (981201.2) – Error in creating an instance of Excel System.InvalidCastException: Unable to cast COM object of type ‘Microsoft.Office.Interop.Excel.ApplicationClass’ to interface type ‘Microsoft.Office.Interop.Excel._Application’. This operation failed because the QueryInterface call on the COM component for the interface with IID ‘{000208D5-0000-0000-C000-000000000046}’ failed due to the following error: Library not registered. (Exception from HRESULT: 0x8002801D (TYPE_E_LIBNOTREGISTERED)).
at Microsoft.Office.Interop.Excel.ApplicationClass.get_LanguageSettings()
at eaDocXAddIn.eaXL_Pane..ctor()
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