I got this error when addin loads one dll:
Could not load the assembly System.Web.Mvc
System.IO.FileNotFoundException: Could not load the assembly System.Web.Mvc
---> SmartAssembly.SmartExceptionsCore.UnhandledException: SmartExceptionsCore.UnhandledException @ 4840, offset:107
---> SmartAssembly.SmartExceptionsCore.UnhandledException: SmartExceptionsCore.UnhandledException @ 7109, offset:49
---> SmartAssembly.SmartExceptionsCore.UnhandledException: SmartExceptionsCore.UnhandledException @ 5065, offset:162
---> SmartAssembly.SmartExceptionsCore.UnhandledException: SmartExceptionsCore.UnhandledException @ 6388, offset:80
---> SmartAssembly.SmartExceptionsCore.UnhandledException: SmartExceptionsCore.UnhandledException @ 9063, offset:90
---> SmartAssembly.SmartExceptionsCore.UnhandledException: SmartExceptionsCore.UnhandledException @ 3805, offset:228
---> SmartAssembly.SmartExceptionsCore.UnhandledException: SmartExceptionsCore.UnhandledException @ 3785, offset:41
---> SmartAssembly.SmartExceptionsCore.UnhandledException: SmartExceptionsCore.UnhandledException @ 3778, offset:722
---> SmartAssembly.SmartExceptionsCore.UnhandledException: SmartExceptionsCore.UnhandledException @ 3909, offset:71
---> SmartAssembly.SmartExceptionsCore.UnhandledException: SmartExceptionsCore.UnhandledException @ 3779, offset:26
---> SmartAssembly.SmartExceptionsCore.UnhandledException: SmartExceptionsCore.UnhandledException @ 3778, offset:750
---> SmartAssembly.SmartExceptionsCore.UnhandledException: SmartExceptionsCore.UnhandledException @ 3759, offset:54
---> SmartAssembly.SmartExceptionsCore.UnhandledException: SmartExceptionsCore.UnhandledException @ 9057, offset:41
---> SmartAssembly.SmartExceptionsCore.UnhandledException: SmartExceptionsCore.UnhandledException @ 9045, offset:239
---> SmartAssembly.SmartExceptionsCore.UnhandledException: SmartExceptionsCore.UnhandledException @ 3927, offset:224
---> SmartAssembly.SmartExceptionsCore.UnhandledException: SmartExceptionsCore.UnhandledException @ 3884, offset:32
---> SmartAssembly.SmartExceptionsCore.UnhandledException: SmartExceptionsCore.UnhandledException @ 3925, offset:161
---> SmartAssembly.SmartExceptionsCore.UnhandledException: SmartExceptionsCore.UnhandledException @ 3946, offset:37
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