Margaret O’KeeffeMargaret O’Keeffe is a freelance writer, teacher and course designer specializing in Business English and ESP. She is the co-author of various English language titles together with Margaret O’Keeffe, including English for International Tourism Pre-Intermediate and the new Advanced level of the successful Market Leader (Pearson). She has also worked as an online tutor for the Universitat Oberta de Catalunya, Catalonia’s Open University. Iwonna DubickaIwonna Dubicka has over 15 years’ experience as a Business English trainer, including teacher training and six years as Director of Studies of English at In Company Languages in Barcelona.

• Microsoft Report Viewer Version 12.0.0.0

My asp.net application is throwing this exception:Could not load file or assembly 'Microsoft.Office.Interop.Excel, Version=12.0.0.0, Culture=neutral, PublicKeyToken=71e9bce111e9429c' or one of its dependencies. The system cannot find the file specified.I've installed:Microsoft Office Access Database Engine 2007Microsoft Office 2003 Web ComponentsIn the code, I'm importing Microsoft.Office.Interop and using classes in the Excel namespace.

Microsoft Report Viewer Version 12.0.0.0

It works on one of my other test servers but not this one. I don't have office installed on either servers, but it works on one but not the other. I've checked C:windowsassembly for any differences, but I don't see anything. I've searched for excel.dll, office, interop on the hard drives but nothing obvious comes up.