sql server 2008 - Model nullreferenceexception after deploying mvc web app -


i deployed mvc 4 web application, using .net 4 , entity framework 5. when running in visual studio's debug mode, works fine, connects web host's sql servers normally, after deploying web host, seems of models getting nullreferences (on deployed version). running locally still not produce error, when running live website.

can help?

update

ok attempted deploy brand new mvc app visual studio, , gave me no errors when trying access models (i made simple students model , created new "student" in database, not work in actual mvc app. ideas?


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