Windows2008 / SQL2005 Express at hostingprovider

'Hi here are the steps i did:

 Unzipping a fresh install of DNN 5.01 to local folder 
change of Web.config to set the SQL Connection to the SQL 2005 Express Server of the HostingProvider
Upload the the DNN folder contents to the hostingProvider:

After running http:....../install/install.aspx i keep getting the following message:

Does anybody had this before and what could be the solution. help appreciated.

Server Error in '/' Application.

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Object reference not set to an instance of an object.
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.NullReferenceException: Object reference not set to an instance of an object.

Source Error:

Line 127: Line 128: ' all of the logic which was previously in Application_Start was moved to Init() in order to support IIS7 integrated pipeline mode ( which no longer provides access to HTTP context within Application_Start ) Line 129: Initialize.Init(app) Line 130: Line 131: 'run schedule if in Request mode

Source File: e:\root\LocalUser\dekruijfnl\App_Code\Global.asax.vb    Line: 129

Stack Trace:

[NullReferenceException: Object reference not set to an instance of an object.] DotNetNuke.Common.Utilities.Config.GetConnectionString(String name) +50 DotNetNuke.Common.Utilities.Config.GetConnectionString() +38 DotNetNuke.Data.SqlDataProvider..ctor(Boolean useConfig) +105 DotNetNuke.Data.SqlDataProvider..ctor() +10 [TargetInvocationException: Exception has been thrown by the target of an invocation.] System.RuntimeTypeHandle.CreateInstance(RuntimeType type, Boolean publicOnly, Boolean noCheck, Boolean& canBeCached, RuntimeMethodHandle& ctor, Boolean& bNeedSecurityCheck) +0 System.RuntimeType.CreateInstanceSlow(Boolean publicOnly, Boolean fillCache) +86 System.RuntimeType.CreateInstanceImpl(Boolean publicOnly, Boolean skipVisibilityChecks, Boolean fillCache) +230 System.Activator.CreateInstance(Type type, Boolean nonPublic) +67 System.RuntimeType.CreateInstanceImpl(BindingFlags bindingAttr, Binder binder, Object[] args, CultureInfo culture, Object[] activationAttributes) +1051 System.Activator.CreateInstance(Type type, BindingFlags bindingAttr, Binder binder, Object[] args, CultureInfo culture, Object[] activationAttributes) +111 System.RuntimeType.InvokeMember(String name, BindingFlags bindingFlags, Binder binder, Object target, Object[] providedArgs, ParameterModifier[] modifiers, CultureInfo culture, String[] namedParams) +7648755 System.Type.InvokeMember(String name, BindingFlags invokeAttr, Binder binder, Object target, Object[] args, CultureInfo culture) +36 DotNetNuke.Framework.Reflection.CreateInstance(Type Type) +27 DotNetNuke.ComponentModel.SingletonComponentBuilder.CreateInstance() +14 DotNetNuke.ComponentModel.SingletonComponentBuilder.BuildComponent() +16 DotNetNuke.ComponentModel.SimpleContainer.GetComponent(IComponentBuilder builder) +18 DotNetNuke.ComponentModel.SimpleContainer.GetComponent(Type contractType) +81 DotNetNuke.ComponentModel.AbstractContainer.GetComponent() +55 DotNetNuke.ComponentModel.ComponentFactory.GetComponent() +63 DotNetNuke.Common.Globals.GetStatus() +62 DotNetNuke.Common.Initialize.InitializeApp(HttpApplication app) +385 DotNetNuke.Common.Initialize.Init(HttpApplication app) +152 DotNetNuke.Common.Global.Global_BeginRequest(Object sender, EventArgs e) in e:\root\LocalUser\dekruijfnl\App_Code\Global.asax.vb:129 System.Web.SyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +68 System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +75