SharePoint 2013 SP1 and Office Web Apps SP1 not working using HTTP

Event code: 3005

Event message: An unhandled exception has occurred.

Event time: 4/24/2014 10:04:54 PM

Event time (UTC): 4/24/2014 9:04:54 PM

Event ID: 86c0893b9e89427babde2c4e931e0a28

Event sequence: 17

Event occurrence: 2

Event detail code: 0

Application information:

Application domain: /LM/W3SVC/2/ROOT/wv-1-130428459380785645

Trust level: Full

Application Virtual Path: /wv

Application Path: C:\Program Files\Microsoft Office Web Apps\WebWordViewer\

Machine name: SPS-OWAS01

Process information:

Process ID: 13696

Process name: w3wp.exe

Account name: NT AUTHORITY\NETWORK SERVICE

Exception information:

Exception type: HttpUnhandledException

Exception message: Exception of type 'System.Web.HttpUnhandledException' was thrown.

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.HttpContext.InvokeCancellableCallback(WaitCallback callback, Object state)

at System.Web.UI.Page.LegacyPageAsyncInfo.CallHandlersPossiblyUnderLock(Boolean onPageThread)

at System.Web.UI.Page.LegacyPageAsyncInfo.CallHandlers(Boolean onPageThread)

Unable to determine zone from request

at Microsoft.Office.OpenWebApplication.WopiOM.DecomposeWopiUrl(List`1 actionList, HttpRequest request, WopiAction currentAction, String extension, Boolean forceSsl)

at Microsoft.Office.Web.Apps.Environment.WacServer.WSUrlAdapter.ChangeActionInWacUrl(HttpRequest request, WacUrlApplication application, WacUrlAction currentAction, WacUrlAction targetAction)

at Microsoft.Office.Web.WordViewer.Controls.Application.RegisterApplicationInit()

at Microsoft.Office.Web.Common.AApplication.OnPreRender(EventArgs e)

at Microsoft.Office.Web.WordViewer.Controls.Application.OnPreRender(EventArgs e)

at System.Web.UI.Control.PreRenderRecursiveInternal()

at System.Web.UI.Control.AddedControl(Control control, Int32 index)

at System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter)

at System.Web.UI.Control.RenderChildrenInternal(HtmlTextWriter writer, ICollection children)

at System.Web.UI.Page.Render(HtmlTextWriter writer)

at System.Web.UI.Control.RenderControlInternal(HtmlTextWriter writer, ControlAdapter adapter)

at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)

Request information:

Request URL: http://sps-owas01/wv/wordviewerframe.aspx?ui=en-US&rs=en-US&WOPISrc=http://sharepoint.internal/_vti_bin/wopi.ashx/files/8b568ecdf89c44d8afd4132bc0b82b32&sc=http://sharepoint.internal/SitePages/Home.aspx&wdEnableRoaming=1

Request path: /wv/wordviewerframe.aspx

User host address: 10.10.199.27

User:

Is authenticated: False

Authentication Type:

Thread account name: NT AUTHORITY\NETWORK SERVICE

Thread information:

Thread ID: 7

Thread account name: NT AUTHORITY\NETWORK SERVICE

Is impersonating: False

Stack trace: 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.HttpContext.InvokeCancellableCallback(WaitCallback callback, Object state)

at System.Web.UI.Page.LegacyPageAsyncInfo.CallHandlersPossiblyUnderLock(Boolean onPageThread)

at System.Web.UI.Page.LegacyPageAsyncInfo.CallHandlers(Boolean onPageThread)

Custom event details: