Heya!

I am in the process of moving a site to a new server but ran into some trouble.

What does this mean?

Error Loading Razor Script (file: List Dated Page Razor) Could not load type 'umbraco.M?croEngines.RazorBuildProvider' from assembly 'umbraco.MacroEngines'. (C:\Inetpub\vhosts\aeromateriel.com\httpdocs\web.config line 112)    at System.Web.Configuration.ConfigUtil.GetType(String typeName, String propertyName, ConfigurationElement configElement, XmlNode node, Boolean checkAptcaBit, Boolean ignoreCase)
  at System.Web.Configuration.BuildProvider.ConfigurationBuildProviderInfo.get_Type()
  at System.Web.Compilation.CompilationUtil.GetBuildProviderTypeFromExtension(CompilationSection config, String extension, BuildProviderAppliesTo neededFor, Boolean failIfUnknown)
  at System.Web.Compilation.BuildManager.CompileWebFile(VirtualPath virtualPath)
  at System.Web.Compilation.BuildManager.GetVPathBuildResultInternal(VirtualPath virtualPath, Boolean noBuild, Boolean allowCrossApp, Boolean allowBuildInPrecompile, Boolean throwIfNotFound, Boolean ensureIsUpToDate)
  at System.Web.Compilation.BuildManager.GetVPathBuildResultWithNoAssert(HttpContext context, VirtualPath virtualPath, Boolean noBuild, Boolean allowCrossApp, Boolean allowBuildInPrecompile, Boolean throwIfNotFound, Boolean ensureIsUpToDate)
  at System.Web.Compilation.BuildManager.GetVirtualPathObjectFactory(VirtualPath virtualPath, HttpContext context, Boolean allowCrossApp, Boolean throwIfNotFound)
  at System.Web.Compilation.BuildManager.CreateInstanceFromVirtualPath(VirtualPath virtualPath, Type requiredBaseType, HttpContext context, Boolean allowCrossApp)
  at System.Web.Compilation.BuildManager.CreateInstanceFromVirtualPath(String virtualPath, Type requiredBaseType)
  at System.Web.WebPages.VirtualPathFactoryManager.CreateInstance[T](String virtualPath)
  at System.Web.WebPages.WebPageBase.CreateInstanceFromVirtualPath(String virtualPath, VirtualPathFactoryManager virtualPathFactoryManager)
  at umbraco.MacroEngines.RazorMacroEngine.CompileAndInstantiate(String virtualPath)
  at umbraco.MacroEngines.RazorMacroEngine.ExecuteRazor(MacroModel macro, INode currentPage)
  at umbraco.MacroEngines.RazorMacroEngine.Execute(MacroModel macro, INode currentPage)

The site worked perfectly on the old server.
My first try was to install MVC3 but that didn't seem to work.

Grateful for a quick answer!
/Hannes