Happy New Year! 

I have a snippet of code that works fine in several add-ins I've written but is failing in this stand alone application and I can't figure out why. 

Dim vault As IEdmVault5 = New EdmVault5 vault.LoginAuto(vaultname, Me.Handle.ToInt32) 'vaultname redacted for this post Dim filePath As String = "C:\vaultname\Shop Work Orders\filename.xlsx" Dim folderPath As String = filepath.Replace("\"