PAHT Exception Help

Hello friends. I am receiving the following PAHT exception, and need help deciphering it, can anyone point me in the right direction? We are running v. 8

COM object with CLSID {06B85CAA-48CD-4FC9-9494-4CE0CBE4EC47} is either not valid or not registered.

Exception:

System.Runtime.InteropServices.COMException (0x80040154): COM object with CLSID {06B85CAA-48CD-4FC9-9494-4CE0CBE4EC47} is either not valid or not registered.
   at Tessitura.TicketFormatter.Engine.GetFormattedTicket(DataSet ds)
   at Tessitura.ETicket.WindowsService.Orders.ProcessOrder(Int32 orderNumber, String receipt, String reprint, String headerDesign, String ticketDesign)
   at Tessitura.ETicket.WindowsService.Orders.Execute(String receipt, String reprint)

Source:

TessituraTicketFormatter

StackTrace:

   at Tessitura.TicketFormatter.Engine.GetFormattedTicket(DataSet ds)
   at Tessitura.ETicket.WindowsService.Orders.ProcessOrder(Int32 orderNumber, String receipt, String reprint, String headerDesign, String ticketDesign)
   at Tessitura.ETicket.WindowsService.Orders.Execute(String receipt, String reprint)

Target:

System.Data.DataSet GetFormattedTicket(System.Data.DataSet)