IIS 7.5
ASP.NET 2.0
DNN 5.6.2
Aricie.Shared 01.05.05
Aricie.FriendlierUrlProvider 02.01.04
InnerException: Unhandled Error: FileName: FileLineNumber: 0 FileColumnNumber: 0 Method: DotNetNuke.Services.Installer.XmlMerge.InsertNode StackTrace: Message: System.Exception: Unhandled Error: ---> DotNetNuke.Services.Exceptions.PageLoadException: Error: Aricie.FriendlierUrlProvider is currently unavailable. ---> DotNetNuke.Services.Exceptions.ModuleLoadException: Error: Aricie.FriendlierUrlProvider is currently unavailable. ---> System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. ---> System.NullReferenceException: Object reference not set to an instance of an object. at DotNetNuke.Services.Installer.XmlMerge.InsertNode(XmlNode childRootNode, XmlNode actionNode, NodeInsertType mode) at DotNetNuke.Services.Installer.XmlMerge.ProcessNode(XmlNode node) at DotNetNuke.Services.Installer.XmlMerge.ProcessNodes(XmlNodeList nodes, Boolean saveConfig) at DotNetNuke.Services.Installer.XmlMerge.UpdateConfigs() --- End of inner exception stack trace --- at System.RuntimeMethodHandle._InvokeMethodFast(Object target, Object[] arguments, SignatureStruct& sig, MethodAttributes methodAttributes, RuntimeTypeHandle typeOwner) at System.RuntimeMethodHandle.InvokeMethodFast(Object target, Object[] arguments, Signature sig, MethodAttributes methodAttributes, RuntimeTypeHandle typeOwner) at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture, Boolean skipVisibilityChecks) at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture) at Aricie.DNN.Configuration.ConfigHelper.ProcessConfig(XmlConfigInfo objConfig) at Aricie.DNN.Configuration.ConfigHelper.ProcessModuleUpdate(ConfigActionType action, IUpdateProvider updateProvider) at Aricie.DNN.Services.Url.FriendlyUrl.FriendlierUrlProviderSettings.cmdInstall_Click(Object sender, EventArgs e) --- End of inner exception stack trace --- at DotNetNuke.Services.Exceptions.Exceptions.ProcessModuleLoadException(String FriendlyMessage, Control ctrl, Exception exc, Boolean DisplayErrorMessage) at DotNetNuke.Services.Exceptions.Exceptions.ProcessModuleLoadException(Control ctrl, Exception exc, Boolean DisplayErrorMessage) at DotNetNuke.Services.Exceptions.Exceptions.ProcessModuleLoadException(Control ctrl, Exception exc) at DotNetNuke.Services.Exceptions.Exceptions.ProcessModuleLoadException(PortalModuleBase objPortalModuleBase, Exception exc) at Aricie.DNN.Services.Url.FriendlyUrl.FriendlierUrlProviderSettings.cmdInstall_Click(Object sender, EventArgs e) at DotNetNuke.UI.WebControls.CommandButton.OnButtonClick(EventArgs e) at DotNetNuke.UI.WebControls.CommandButton.RaiseClick(Object sender, EventArgs e) at System.Web.UI.WebControls.LinkButton.OnClick(EventArgs e) at System.Web.UI.WebControls.LinkButton.RaisePostBackEvent(String eventArgument) at System.Web.UI.WebControls.LinkButton.System.Web.UI.IPostBackEventHandler.RaisePostBackEvent(String eventArgument) at System.Web.UI.Page.RaisePostBackEvent(IPostBackEventHandler sourceControl, String eventArgument) at System.Web.UI.Page.RaisePostBackEvent(NameValueCollection postData) at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) --- End of inner exception stack trace --- at DotNetNuke.Services.Exceptions.Exceptions.ProcessPageLoadException(Exception exc, String URL) at DotNetNuke.Framework.PageBase.OnError(EventArgs e) at System.Web.UI.Page.HandleError(Exception e) at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) at System.Web.UI.Page.ProcessRequest(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) at System.Web.UI.Page.ProcessRequest() at System.Web.UI.Page.ProcessRequestWithNoAssert(HttpContext context) at System.Web.UI.Page.ProcessRequest(HttpContext context) at ASP.default_aspx.ProcessRequest(HttpContext context) at System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) --- End of inner exception stack trace ---
Hi,
It seems the XMLMerge Engine has been changed in the lastest DNN release. We're watching about your issue and we will get back to you asap. 
Best regards,