Error consuming webservice, content type “application/xop+xml” does not match expected type “text/xml”

Question

I\'m having a weird issue when consuming a webservice for a product that my company has bought. The product is called Campaign Commander and it\'s made by a company called

Answer 1

After having struggled with this for a few days, I found a remarkably simple solution for this problem:

1. Activate the Configuration Editor by selecting Tools->WCF Service Configuration Editor from the main menu in VS2010;
2. Close it again;
3. Right-click on the App.Config file to find a new menu item "Edit WCF Configuration";
4. Click on the binding;
5. Change the MessageEncoding to Mtom;
6. Save.

I hope this will help someone.