Here's what I'm seeing after I turn the logging to "All". It does output all the routes, but not the namespaces. It seems to be hitting the route just fine, but still errors out . I also just tried about every namespace combo I could think of without success. Any other ideas?
2013-04-25 14:00:08,617 [Typhoon][Thread:80][TRACE] DotNetNuke.Web.Api.Internal.ServicesRoutingManager - Mapping route: CoreMessaging-default-0 @ DesktopModules/CoreMessaging/API/{controller}/{action}
2013-04-25 14:00:08,620 [Typhoon][Thread:80][TRACE] DotNetNuke.Web.Api.Internal.ServicesRoutingManager - Mapping route: SocialGroups-default-0 @ DesktopModules/SocialGroups/API/{controller}/{action}
2013-04-25 14:00:08,623 [Typhoon][Thread:80][TRACE] DotNetNuke.Web.Api.Internal.ServicesRoutingManager - Mapping route: Journal-default-0 @ DesktopModules/Journal/API/{controller}/{action}
2013-04-25 14:00:08,627 [Typhoon][Thread:80][TRACE] DotNetNuke.Web.Api.Internal.ServicesRoutingManager - Mapping route: MemberDirectory-default-0 @ DesktopModules/MemberDirectory/API/{controller}/{action}
2013-04-25 14:00:08,674 [Typhoon][Thread:80][TRACE] DotNetNuke.Web.Api.Internal.ServicesRoutingManager - Mapping route: InternalServices-default-0 @ DesktopModules/InternalServices/API/{controller}/{action}
2013-04-25 14:00:08,729 [Typhoon][Thread:80][TRACE] DotNetNuke.Web.Api.Internal.ServicesRoutingManager - Mapping route: Something-default-0 @ DesktopModules/Something/API/{controller}/{action}
2013-04-25 14:00:08,834 [Typhoon][Thread:80][TRACE] DotNetNuke.Web.Api.Internal.ServicesRoutingManager - Mapping route: Storm-default-0 @ DesktopModules/Storm/API/{controller}/{action}
2013-04-25 14:00:09,065 [Typhoon][Thread:80][TRACE] DotNetNuke.Web.Api.Internal.ServicesRoutingManager - Mapping route: Woopie-default-0 @ DesktopModules/Woopie/API/{controller}/{action}
2013-04-25 14:00:09,075 [Typhoon][Thread:80][TRACE] DotNetNuke.Web.Api.Internal.ServicesRoutingManager - Registered a total of 8 routes
2013-04-25 14:00:09,115 [Typhoon][Thread:80][INFO] DotNetNuke.Common.Initialize - Application Initialized
2013-04-25 14:00:09,524 [Typhoon][Thread:102][TRACE] DotNetNuke.Services.Scheduling.ScheduleHistoryItem - Purged Module cache for FileModuleCachingProvider.
2013-04-25 14:00:09,526 [Typhoon][Thread:102][TRACE] DotNetNuke.Services.Scheduling.ScheduleHistoryItem - Purged Module cache for MemoryModuleCachingProvider.
2013-04-25 14:00:10,474 [Typhoon][Thread:80][INFO] DotNetNuke.Web.Api.TraceWriter - GET http://dev.novelcrossing.com/desktopmodules/storm/api/welcome/helloworld System.Web.Http.MessageHandlers
2013-04-25 14:00:10,478 [Typhoon][Thread:80][INFO] DotNetNuke.Web.Api.TraceWriter - GET http://dev.novelcrossing.com/desktopmodules/storm/api/welcome/helloworld System.Web.Http.MessageHandlers
2013-04-25 14:00:10,480 [Typhoon][Thread:80][INFO] DotNetNuke.Web.Api.TraceWriter - GET http://dev.novelcrossing.com/desktopmodules/storm/api/welcome/helloworld System.Web.Http.MessageHandlers
2013-04-25 14:00:10,524 [Typhoon][Thread:80][INFO] DotNetNuke.Web.Api.TraceWriter - GET http://dev.novelcrossing.com/desktopmodules/storm/api/welcome/helloworld System.Web.Http.MessageHandlers
2013-04-25 14:00:10,527 [Typhoon][Thread:80][INFO] DotNetNuke.Web.Api.TraceWriter - GET http://dev.novelcrossing.com/desktopmodules/storm/api/welcome/helloworld System.Web.Http.Request http://dev.novelcrossing.com/desktopmodules/storm/api/welcome/helloworld
2013-04-25 14:00:10,541 [Typhoon][Thread:80][INFO] DotNetNuke.Web.Api.TraceWriter - GET http://dev.novelcrossing.com/desktopmodules/storm/api/welcome/helloworld System.Web.Http.Controllers Route='controller:welcome,action:helloworld'
2013-04-25 14:00:10,619 [Typhoon][Thread:80][INFO] DotNetNuke.Web.Api.TraceWriter - GET http://dev.novelcrossing.com/desktopmodules/storm/api/welcome/helloworld System.Net.Http.Formatting Type='HttpError', formatters=[JsonMediaTypeFormatterTracer, XmlMediaTypeFormatterTracer, FormUrlEncodedMediaTypeFormatterTracer, FormUrlEncodedMediaTypeFormatterTracer, MediaTypeFormatterTracer]
2013-04-25 14:00:10,650 [Typhoon][Thread:80][INFO] DotNetNuke.Web.Api.TraceWriter - GET http://dev.novelcrossing.com/desktopmodules/storm/api/welcome/helloworld System.Net.Http.Formatting Obtaining formatter of type 'XmlMediaTypeFormatter' for type='HttpError', mediaType='application/xml; charset=utf-8'
2013-04-25 14:00:10,653 [Typhoon][Thread:80][INFO] DotNetNuke.Web.Api.TraceWriter - GET http://dev.novelcrossing.com/desktopmodules/storm/api/welcome/helloworld System.Net.Http.Formatting Will use same 'XmlMediaTypeFormatter' formatter
2013-04-25 14:00:10,656 [Typhoon][Thread:80][INFO] DotNetNuke.Web.Api.TraceWriter - GET http://dev.novelcrossing.com/desktopmodules/storm/api/welcome/helloworld System.Net.Http.Formatting Selected formatter='XmlMediaTypeFormatter', content-type='application/xml; charset=utf-8'
2013-04-25 14:00:10,663 [Typhoon][Thread:80][ERROR] DotNetNuke.Web.Api.TraceWriter - GET http://dev.novelcrossing.com/desktopmodules/storm/api/welcome/helloworld System.Web.Http.Controllers
2013-04-25 14:00:10,673 [Typhoon][Thread:80][INFO] DotNetNuke.Web.Api.TraceWriter - GET http://dev.novelcrossing.com/desktopmodules/storm/api/welcome/helloworld System.Web.Http.Request Content-type='application/xml; charset=utf-8', content-length=unknown
2013-04-25 14:00:10,678 [Typhoon][Thread:80][INFO] DotNetNuke.Web.Api.TraceWriter - GET http://dev.novelcrossing.com/desktopmodules/storm/api/welcome/helloworld System.Web.Http.MessageHandlers
2013-04-25 14:00:10,680 [Typhoon][Thread:80][INFO] DotNetNuke.Web.Api.TraceWriter - GET http://dev.novelcrossing.com/desktopmodules/storm/api/welcome/helloworld System.Web.Http.MessageHandlers
2013-04-25 14:00:10,698 [Typhoon][Thread:99][INFO] DotNetNuke.Web.Api.TraceWriter - GET http://dev.novelcrossing.com/desktopmodules/storm/api/welcome/helloworld System.Web.Http.MessageHandlers
2013-04-25 14:00:10,707 [Typhoon][Thread:100][INFO] DotNetNuke.Web.Api.TraceWriter - GET http://dev.novelcrossing.com/desktopmodules/storm/api/welcome/helloworld System.Web.Http.MessageHandlers
2013-04-25 14:00:10,726 [Typhoon][Thread:100][INFO] DotNetNuke.Web.Api.TraceWriter - GET http://dev.novelcrossing.com/desktopmodules/storm/api/welcome/helloworld System.Net.Http.Formatting Value='System.Web.Http.HttpError', type='HttpError', content-type='application/xml; charset=utf-8'
2013-04-25 14:00:10,741 [Typhoon][Thread:100][INFO] DotNetNuke.Web.Api.TraceWriter - GET http://dev.novelcrossing.com/desktopmodules/storm/api/welcome/helloworld System.Net.Http.Formatting