Cannot install for OUTLOOK 2007

Cannot install.  I get the following error:

Name: Ceptara Organizer for Outlook

From: http://www.ceptara.com/iisdeploy/organizer/Organizer.vsto [1]

************** Exception Text **************

System.UnauthorizedAccessException: Access is denied. (Exception from HRESULT: 0x80070005 (E_ACCESSDENIED))

at System.Deployment.Internal.Isolation.IsolationInterop.GetUserStore(UInt32 Flags, IntPtr hToken, Guid& riid)

at System.Deployment.Internal.Isolation.IsolationInterop.GetUserStore()

at System.Deployment.Application.ComponentStore..ctor(ComponentStoreType storeType, SubscriptionStore subStore)

at System.Deployment.Application.SubscriptionStore..ctor(String deployPath, String tempPath, ComponentStoreType storeType)

at System.Deployment.Application.SubscriptionStore.get_CurrentUser()

at System.Deployment.Application.DeploymentManager..ctor(Uri deploymentSource, Boolean isUpdate, Boolean isConfirmed, DownloadOptions downloadOptions, AsyncOperation optionalAsyncOp)

at System.Deployment.Application.InPlaceHostingManager..ctor(Uri deploymentManifest, Boolean launchInHostProcess)

at Microsoft.VisualStudio.Tools.Applications.Deployment.IPHMProxy..ctor(Uri uri)

at Microsoft.VisualStudio.Tools.Applications.Deployment.ClickOnceAddInDeploymentManager.get_Proxy()

at Microsoft.VisualStudio.Tools.Applications.Deployment.ClickOnceAddInDeploymentManager.GetManifests(TimeSpan timeout)

at Microsoft.VisualStudio.Tools.Applications.Deployment.ClickOnceAddInDeploymentManager.InstallAddIn()