What steps will reproduce the problem?
1. Download the Google Gears installer from gears.google.com
2. Run it
3. Installation fails and the following log can be seen when you press the
Details button.

What is the expected output? What do you see instead?

Expected Google Gears to install correctly. I see the following trace with
the error in the subject.

What version of the product are you using? On what operating system?

Downloaded the production version installer on 6th of July from
gears.google.com. Operating system Windows Vista Business x64 SP1

Please provide any additional information below.

Trace log (username xyz):
PLATFORM VERSION INFO
	Windows 			: 6.0.6002.131072 (Win32NT)
	Common Language Runtime 	: 2.0.50727.4016
	System.Deployment.dll 		: 2.0.50727.4016 (NetFxQFE.050727-4000)
	mscorwks.dll 			: 2.0.50727.4016 (NetFxQFE.050727-4000)
	dfdll.dll 			: 2.0.50727.4016 (NetFxQFE.050727-4000)
	dfshim.dll 			: 2.0.50727.4016 (NetFxQFE.050727-4000)

SOURCES
	Deployment url			:
file:///C:/Users/xyz/Downloads/GoogleInstaller_en.application

IDENTITIES
	Deployment Identity		: Google Installer.app, Version=1.2.183.7,
Culture=neutral, PublicKeyToken=9a8dfcd080ccb114, processorArchitecture=x86

APPLICATION SUMMARY
	* Online only application.
	* Trust url parameter is set.
ERROR SUMMARY
	Below is a summary of the errors, details of these errors are listed later
in the log.
	* Activation of C:\Users\xyz\Downloads\GoogleInstaller_en.application
resulted in exception. Following failure messages were detected:
		+ Downloading
file:///C:/Users/xyz/Downloads/clickonce_bootstrap.exe.manifest did not
succeed.
		+ Could not find file
'C:\Users\xyz\Downloads\clickonce_bootstrap.exe.manifest'.
		+ Could not find file
'C:\Users\xyz\Downloads\clickonce_bootstrap.exe.manifest'.
		+ Could not find file
'C:\Users\xyz\Downloads\clickonce_bootstrap.exe.manifest'.

COMPONENT STORE TRANSACTION FAILURE SUMMARY
	No transaction error was detected.

WARNINGS
	There were no warnings during this operation.

OPERATION PROGRESS STATUS
	* [6.7.2009 0:32:35] : Activation of
C:\Users\xyz\Downloads\GoogleInstaller_en.application has started.
	* [6.7.2009 0:32:35] : Processing of deployment manifest has successfully
completed.
	* [6.7.2009 0:32:35] : Installation of the application has started.

ERROR DETAILS
	Following errors were detected during this operation.
	* [6.7.2009 0:32:35]
System.Deployment.Application.DeploymentDownloadException (Unknown subtype)
		- Downloading
file:///C:/Users/xyz/Downloads/clickonce_bootstrap.exe.manifest did not
succeed.
		- Source: System.Deployment
		- Stack trace:
			at
System.Deployment.Application.SystemNetDownloader.DownloadSingleFile(DownloadQueueItem
next)
			at System.Deployment.Application.SystemNetDownloader.DownloadAllFiles()
			at
System.Deployment.Application.FileDownloader.Download(SubscriptionState
subState)
			at
System.Deployment.Application.DownloadManager.DownloadManifestAsRawFile(Uri& sourceUri,
String targetPath, IDownloadNotification notification, DownloadOptions
options, ServerInformation& serverInformation)
			at
System.Deployment.Application.DownloadManager.DownloadApplicationManifest(AssemblyManifest
deploymentManifest, String targetDir, Uri deploymentUri,
IDownloadNotification notification, DownloadOptions options, Uri&
appSourceUri, String& appManifestPath)
			at
System.Deployment.Application.DownloadManager.DownloadApplicationManifest(AssemblyManifest
deploymentManifest, String targetDir, Uri deploymentUri, Uri& appSourceUri,
String& appManifestPath)
			at
System.Deployment.Application.ApplicationActivator.DownloadApplication(SubscriptionState
subState, ActivationDescription actDesc, Int64 transactionId,
TempDirectory& downloadTemp)
			at
System.Deployment.Application.ApplicationActivator.InstallApplication(SubscriptionState&
subState, ActivationDescription actDesc)
			at
System.Deployment.Application.ApplicationActivator.PerformDeploymentActivation(Uri
activationUri, Boolean isShortcut, String textualSubId, String
deploymentProviderUrlFromExtension, BrowserSettings browserSettings,
String& errorPageUrl)
			at
System.Deployment.Application.ApplicationActivator.ActivateDeploymentWorker(Object
state)
		--- Inner Exception ---
		System.Net.WebException
		- Could not find file
'C:\Users\xyz\Downloads\clickonce_bootstrap.exe.manifest'.
		- Source: System
		- Stack trace:
			at System.Net.FileWebRequest.EndGetResponse(IAsyncResult asyncResult)
			at System.Net.FileWebRequest.GetResponse()
			at
System.Deployment.Application.SystemNetDownloader.DownloadSingleFile(DownloadQueueItem
next)
		--- Inner Exception ---
		System.Net.WebException
		- Could not find file
'C:\Users\xyz\Downloads\clickonce_bootstrap.exe.manifest'.
		- Source: System
		- Stack trace:
			at System.Net.FileWebResponse..ctor(FileWebRequest request, Uri uri,
FileAccess access, Boolean asyncHint)
			at System.Net.FileWebRequest.GetResponseCallback(Object state)
		--- Inner Exception ---
		System.IO.FileNotFoundException
		- Could not find file
'C:\Users\xyz\Downloads\clickonce_bootstrap.exe.manifest'.
		- Source: mscorlib
		- Stack trace:
			at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath)
			at System.IO.FileStream.Init(String path, FileMode mode, FileAccess
access, Int32 rights, Boolean useRights, FileShare share, Int32 bufferSize,
FileOptions options, SECURITY_ATTRIBUTES secAttrs, String msgPath, Boolean
bFromProxy)
			at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess
access, FileShare share, Int32 bufferSize, FileOptions options, String
msgPath, Boolean bFromProxy)
			at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess
access, FileShare share, Int32 bufferSize, Boolean useAsync)
			at System.Net.FileWebStream..ctor(FileWebRequest request, String path,
FileMode mode, FileAccess access, FileShare sharing, Int32 length, Boolean
async)
			at System.Net.FileWebResponse..ctor(FileWebRequest request, Uri uri,
FileAccess access, Boolean asyncHint)

COMPONENT STORE TRANSACTION DETAILS
	No transaction information is available.