I seem to be getting this error on my DNN5 install. does this look familiar to anyone?

Thanks

Error: Portal Aliases is currently unavailable.
DotNetNuke.Services.Exceptions.ModuleLoadException: The file '/DesktopModules/Admin/PortalAliases/PortalAlias.ascx' does not exist. ---> System.Web.HttpException: The file '/DesktopModules/Admin/PortalAliases/PortalAlias.ascx' does not exist. at System.Web.UI.Util.CheckVirtualFileExists(VirtualPath virtualPath) at System.Web.Compilation.BuildManager.GetVPathBuildResultInternal(VirtualPath virtualPath, Boolean noBuild, Boolean allowCrossApp, Boolean allowBuildInPrecompile) at System.Web.Compilation.BuildManager.GetVPathBuildResultWithNoAssert(HttpContext context, VirtualPath virtualPath, Boolean noBuild, Boolean allowCrossApp, Boolean allowBuildInPrecompile) at System.Web.Compilation.BuildManager.GetVPathBuildResult(HttpContext context, VirtualPath virtualPath, Boolean noBuild, Boolean allowCrossApp, Boolean allowBuildInPrecompile) at System.Web.UI.TemplateControl.LoadControl(VirtualPath virtualPath) at System.Web.UI.TemplateControl.LoadControl(String virtualPath) at DotNetNuke.UI.ControlUtilites.LoadControl[T](TemplateControl containerControl, String ControlSrc) at DotNetNuke.UI.Modules.ModuleHost.LoadModuleControl() --- End of inner exception stack trace ---

it's a known issue that has been fixed for the next release - the details and workarounds are @ http://support.dotnetnuke.com/issue/ViewIssue.aspx?id=9025&PROJID=2