I did a manual update of Umbraco from 7.70 to 7.9 I thought I followed how to do it correctly. Then I got this error:

Method not found: 'Void Examine.ExamineManager.DisableDefaultHostingEnvironmentRegistration()'. 
  Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code. 

 Exception Details: System.MissingMethodException: Method not found: 'Void Examine.ExamineManager.DisableDefaultHostingEnvironmentRegistration()'.

Source Error: 


 An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.  

Stack Trace: 



[MissingMethodException: Method not found: 'Void Examine.ExamineManager.DisableDefaultHostingEnvironmentRegistration()'.]
   Umbraco.Web.ExamineStartup.Initialize() +0
   Umbraco.Web.WebBootManager.Initialize() +87
   Umbraco.Core.UmbracoApplicationBase.StartApplication(Object sender, EventArgs e) +263

[HttpException (0x80004005): Method not found: 'Void Examine.ExamineManager.DisableDefaultHostingEnvironmentRegistration()'.]
   System.Web.HttpApplicationFactory.EnsureAppStartCalledForIntegratedMode(HttpContext context, HttpApplication app) +520
   System.Web.HttpApplication.RegisterEventSubscriptionsWithIIS(IntPtr appContext, HttpContext context, MethodInfo[] handlers) +176
   System.Web.HttpApplication.InitSpecial(HttpApplicationState state, MethodInfo[] handlers, IntPtr appContext, HttpContext context) +165
   System.Web.HttpApplicationFactory.GetSpecialApplicationInstance(IntPtr appContext, HttpContext context) +267
   System.Web.Hosting.PipelineRuntime.InitializeApplication(IntPtr appContext) +341

[HttpException (0x80004005): Method not found: 'Void Examine.ExamineManager.DisableDefaultHostingEnvironmentRegistration()'.]
   System.Web.HttpRuntime.FirstRequestInit(HttpContext context) +523
   System.Web.HttpRuntime.EnsureFirstRequestInit(HttpContext context) +107
   System.Web.HttpRuntime.ProcessRequestNotificationPrivate(IIS7WorkerRequest wr, HttpContext context) +688




Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.7.3282.0 

How do I fix it? Thanks Matthew Berner