I am having the same problem
DownloadManager Information: 0 : Loading product xml from: Web Platform Installer 5.0 Feed
DownloadManager Information: 0 : Web Platform Installer 5.0 Feed responded with 302
DownloadManager Information: 0 : Response headers:
HTTP/1.1 302 Found
Cache-Control: private
Content-Length: 175
Content-Type: text/html; charset=utf-8
Expires: Tue, 13 May 2014 16:32:00 GMT
Location: Web Platform Installer 5.0 Feed
Server: Microsoft-IIS/7.5
X-AspNet-Version: 2.0.50727
X-Powered-By: ASP.NET
Date: Tue, 13 May 2014 16:33:00 GMT
DownloadManager Information: 0 : Web Platform Installer 5.0 Feed responded with 304
DownloadManager Information: 0 : Response headers:
HTTP/1.1 304 Not Modified
Cache-Control: max-age=900
Accept-Ranges: bytes
ETag: "b625c8ff176ecf1:0"
Server: Microsoft-IIS/8.0
P3P: CP="ALL IND DSP COR ADM CONo CUR CUSo IVAo IVDo PSA PSD TAI TELo OUR SAMo CNT COM INT NAV ONL PHY PRE PUR UNI"
VTag: 791209831800000000
X-Powered-By: ASP.NET
X-Powered-By: ARR/2.5
X-Powered-By: ASP.NET
Date: Tue, 13 May 2014 16:33:00 GMT
DownloadManager Information: 0 : Remote file has not changed, using local cached file: C:\Users\Administrator\AppData\Local\Microsoft\Web Platform Installer-94260733.xml.temp
DownloadManager Information: 0 : Filtering by current OS
DownloadManager Information: 0 : Loading product xml from: Web Platform Installer 5.0 Application Feed
DownloadManager Information: 0 : Web Platform Installer 5.0 Application Feed responded with 304
DownloadManager Information: 0 : Response headers:
HTTP/1.1 304 Not Modified
Cache-Control: max-age=900
Accept-Ranges: bytes
ETag: "9b67ab44ed6acf1:0"
Server: Microsoft-IIS/8.0
P3P: CP="ALL IND DSP COR ADM CONo CUR CUSo IVAo IVDo PSA PSD TAI TELo OUR SAMo CNT COM INT NAV ONL PHY PRE PUR UNI"
VTag: 43821431300000000
X-Powered-By: ASP.NET
X-Powered-By: ARR/2.5
X-Powered-By: ASP.NET
Date: Tue, 13 May 2014 16:33:02 GMT
DownloadManager Information: 0 : Remote file has not changed, using local cached file: C:\Users\Administrator\AppData\Local\Microsoft\Web Platform Installer\472191766.xml.temp
DownloadManager Information: 0 : Filtering by current OS
DownloadManager Information: 0 : Sucessfully loaded the feed ‘Web Platform Installer 5.0 Application Feed’ after preprocessing, location on disk: 'C:\Users\Administrator\AppData\Local\Microsoft\Web Platform Installer\preprocessor\472191766.xml’
DownloadManager Information: 0 : Loading product xml from: Media Platform Installer 5.0 Feed
DownloadManager Information: 0 : Media Platform Installer 5.0 Feed responded with 304
DownloadManager Information: 0 : Response headers:
HTTP/1.1 304 Not Modified
Cache-Control: max-age=900
Accept-Ranges: bytes
ETag: "26a51545ed6acf1:0"
Server: Microsoft-IIS/8.0
P3P: CP="ALL IND DSP COR ADM CONo CUR CUSo IVAo IVDo PSA PSD TAI TELo OUR SAMo CNT COM INT NAV ONL PHY PRE PUR UNI"
VTag: 438712930500000000
X-Powered-By: ASP.NET
X-Powered-By: ARR/2.5
X-Powered-By: ASP.NET
Date: Tue, 13 May 2014 16:33:03 GMT
DownloadManager Information: 0 : Remote file has not changed, using local cached file: C:\Users\Administrator\AppData\Local\Microsoft\Web Platform Installer-376748769.xml.temp
DownloadManager Information: 0 : Filtering by current OS
DownloadManager Information: 0 : Sucessfully loaded the feed ‘Media Platform Installer 5.0 Feed’ after preprocessing, location on disk: 'C:\Users\Administrator\AppData\Local\Microsoft\Web Platform Installer\preprocessor-376748769.xml’
DownloadManager Information: 0 : Loading product xml from: Tools Platform Installer 5.0 Feed
DownloadManager Information: 0 : Content-Encoding header: 'gzip’
DownloadManager Information: 0 : Number of bytes downloaded over the internet: '14447’
DownloadManager Information: 0 : Number of bytes after possible decompression: '153815’
DownloadManager Information: 0 : Failed to load the feed ‘Tools Platform Installer 5.0 Feed’ after preprocessing, location on disk: 'C:\Users\Administrator\AppData\Local\Microsoft\Web Platform Installer\preprocessor\750739012.xml.err’
DownloadManager Error: 0 : Error loading downloaded product file: 'System.InvalidOperationException: ProductId WindowsAzureEmulator_1_7 not found.
at Microsoft.Web.PlatformInstaller.DependencyProduct.ResolveProductIds(ProductManager pm)
at Microsoft.Web.PlatformInstaller.DependencyLogicalAnd.ResolveProductIds(ProductManager pm)
at Microsoft.Web.PlatformInstaller.Product.ResolveIDs()
at Microsoft.Web.PlatformInstaller.ProductManager.LoadFromXmlInternal(LineInfoDocument xmlDoc, Boolean loadEnclosures)
at Microsoft.Web.PlatformInstaller.ProductManager.LoadFromXml(String xmlFile, Boolean loadEnclosures)
at Microsoft.Web.PlatformInstaller.ProductManager.Load(Uri productFileUrl, Boolean filterByArchitectureAndOS, Boolean loadEnclosures, Boolean useCachedVersion, String cacheDirectory, Architecture architecture, Int32 osType)'
DownloadManager Information: 0 : Content-Encoding header: 'gzip’
DownloadManager Information: 0 : Number of bytes downloaded over the internet: '24607’
DownloadManager Information: 0 : Number of bytes after possible decompression: '153815’
DownloadManager Information: 0 : Failed to load the feed ‘Tools Platform Installer 5.0 Feed’ after preprocessing, location on disk: 'C:\Users\Administrator\AppData\Local\Microsoft\Web Platform Installer\preprocessor\750739012.xml.err’
DownloadManager Error: 0 : Exception while loading file ‘Tools Platform Installer 5.0 Feed’: System.InvalidOperationException: ProductId WindowsAzureEmulator_1_7 not found.
at Microsoft.Web.PlatformInstaller.DependencyProduct.ResolveProductIds(ProductManager pm)
at Microsoft.Web.PlatformInstaller.DependencyLogicalAnd.ResolveProductIds(ProductManager pm)
at Microsoft.Web.PlatformInstaller.Product.ResolveIDs()
at Microsoft.Web.PlatformInstaller.ProductManager.LoadFromXmlInternal(LineInfoDocument xmlDoc, Boolean loadEnclosures)
at Microsoft.Web.PlatformInstaller.ProductManager.LoadFromXml(String xmlFile, Boolean loadEnclosures)
at Microsoft.Web.PlatformInstaller.ProductManager.Load(Uri productFileUrl, Boolean filterByArchitectureAndOS, Boolean loadEnclosures, Boolean useCachedVersion, String cacheDirectory, Architecture architecture, Int32 osType)
at Microsoft.Web.PlatformInstaller.ProductManager.LoadExternalFile(Uri uri)
at Microsoft.Web.PlatformInstaller.ProductManager.LoadExternalFiles(XmlElement rootElement, XmlNamespaceManager nsm)
DownloadManager Information: 0 : Loading product xml from: Enterprise Platform Installer 5.0 Feed
DownloadManager Information: 0 : Enterprise Platform Installer 5.0 Feed responded with 304
DownloadManager Information: 0 : Response headers:
HTTP/1.1 304 Not Modified
Cache-Control: max-age=900
Accept-Ranges: bytes
ETag: "8285645ed6acf1:0"
Server: Microsoft-IIS/8.0
P3P: CP="ALL IND DSP COR ADM CONo CUR CUSo IVAo IVDo PSA PSD TAI TELo OUR SAMo CNT COM INT NAV ONL PHY PRE PUR UNI"
VTag: 791947130500000000
X-Powered-By: ASP.NET
X-Powered-By: ARR/2.5
X-Powered-By: ASP.NET
Date: Tue, 13 May 2014 16:33:03 GMT
DownloadManager Information: 0 : Remote file has not changed, using local cached file: C:\Users\Administrator\AppData\Local\Microsoft\Web Platform Installer\528376018.xml.temp
DownloadManager Information: 0 : Filtering by current OS
DownloadManager Information: 0 : Sucessfully loaded the feed ‘Enterprise Platform Installer 5.0 Feed’ after preprocessing, location on disk: 'C:\Users\Administrator\AppData\Local\Microsoft\Web Platform Installer\preprocessor\528376018.xml’
DownloadManager Information: 0 : Sucessfully loaded the feed ‘Web Platform Installer 5.0 Feed’ after preprocessing, location on disk: 'C:\Users\Administrator\AppData\Local\Microsoft\Web Platform Installer\preprocessor-94260733.xml’
DownloadManager Information: 0 : Getting ratings file from http://go.microsoft.com/?linkid=9752395
DownloadManager Information: 0 : http://go.microsoft.com/?linkid=9752395 responded with 302
DownloadManager Information: 0 : Response headers:
HTTP/1.1 302 Found
Cache-Control: private
Content-Length: 203
Content-Type: text/html; charset=utf-8
Expires: Tue, 13 May 2014 16:32:04 GMT
Location: http://www.microsoft.com/web/handlers/WebPI.ashx?command=getatomfeedwithavgratingquery
Server: Microsoft-IIS/7.5
X-AspNet-Version: 2.0.50727
X-Powered-By: ASP.NET
Date: Tue, 13 May 2014 16:33:03 GMT
DownloadManager Information: 0 : Content-Encoding header: 'gzip’
DownloadManager Information: 0 : Number of bytes downloaded over the internet: '22315’
DownloadManager Information: 0 : Number of bytes after possible decompression: '74377’
DownloadManager Warning: 0 : Error getting last-modified header, error code: 12150
DownloadManager Warning: 0 : HttpQueryInfoWithRetry for HTTP_QUERY_LAST_MODIFIED failed.
DownloadManager Information: 0 : Ratings file loaded successfully
DownloadManager Information: 0 : Adding product Piwik (Piwik) to cart
DownloadManager Error: 0 : Error writing to preferences file: System.NullReferenceException: Object reference not set to an instance of an object.
at Microsoft.Web.PlatformInstaller.UI.PreferencesPage.WritePreferences()
DownloadManager Information: 0 : Adding product 'Piwik’
DownloadManager Information: 0 : Setting current install to 1
DownloadManager Information: 0 : Starting install sequence
DownloadManager Information: 0 : Downloading file ‘http://builds.piwik.org/WebAppGallery/piwik-2.1.0.zip’ to: C:\Users\Administrator\AppData\Local\Temp\tmpEF94.tmp
DownloadManager Information: 0 : Number of bytes downloaded over the internet: '9021870’
DownloadManager Information: 0 : Number of bytes after possible decompression: '9021870’
DownloadManager Information: 0 : Moving downloaded file ‘C:\Users\Administrator\AppData\Local\Temp\tmpEF94.tmp’ to: C:\Users\Administrator\AppData\Local\Microsoft\Web Platform Installer\installers\Piwik\27537FCA43A46CB21AAAFFBD06C2665D9D41A3BB\piwik-2.1.0.zip
DownloadManager Error: 0 : Signature verification failed on downloaded file. URL: http://builds.piwik.org/WebAppGallery/piwik-2.1.0.zip. File location: C:\Users\Administrator\AppData\Local\Microsoft\Web Platform Installer\installers\Piwik\27537FCA43A46CB21AAAFFBD06C2665D9D41A3BB\piwik-2.1.0.zip. File size: 8810 kb
DownloadManager Information: 0 : Product Piwik done install completed
DownloadManager Information: 0 : Increasing current install to 2
DownloadManager Information: 0 : Product: Piwik, Install Status: InstallCompleted-Failure, Install Time: 00:00:00