c# excel dll - can't add a reference to the specified file - regasm

Question

When deploying and registering a .Net Excel.dll on another computer, I get an error Can\'t add a reference to the specified file when

Answer 1

You need to register the type library for excel to see your dll in References.

i.e. regasm.exe excelDll.dll /tlb:excelDll.tlb

Mark.