Hi everybody,

From the WEB application which I'm running right now in .NET Framework 3.5 I call an application created in the previous version of the Framework. I believe it worked a while ago, but now I'm getting this error:

PLATFORM VERSION INFO
	Windows 			: 5.1.2600.131072 (Win32NT)
	Common Language Runtime 	: 2.0.50727.1433
	System.Deployment.dll 		: 2.0.50727.1433 (REDBITS.050727-1400)
	mscorwks.dll 			: 2.0.50727.1433 (REDBITS.050727-1400)
	dfdll.dll 			: 2.0.50727.1433 (REDBITS.050727-1400)
	dfshim.dll 			: 2.0.50727.1433 (REDBITS.050727-1400)

SOURCES
	Deployment url			: http://localhost:4632/FCAdmin/albums/fcPhotoGallUpload.application?siteid=1

ERROR SUMMARY
	Below is a summary of the errors, details of these errors are listed later in the log.
	* Activation of http://localhost:4632/FCAdmin/albums/fcPhotoGallUpload.application?siteid=1 resulted in exception. Following failure messages were detected:
		+ Exception reading manifest from http://localhost:4632/FCAdmin/login.aspx?ReturnUrl=%2fFCAdmin%2falbums%2ffcPhotoGallUpload.application%3fsiteid%3d1&siteid=1: the manifest may not be valid or the file could not be opened.
		+ DTD is prohibited in this XML document.

COMPONENT STORE TRANSACTION FAILURE SUMMARY
	No transaction error was detected.

WARNINGS
	There were no warnings during this operation.

OPERATION PROGRESS STATUS
	* [5/7/2008 2:17:49 PM] : Activation of http://localhost:4632/FCAdmin/albums/fcPhotoGallUpload.application?siteid=1 has started.

ERROR DETAILS
	Following errors were detected during this operation.
	* [5/7/2008 2:18:12 PM] System.Deployment.Application.InvalidDeploymentException (ManifestParse)
		- Exception reading manifest from http://localhost:4632/FCAdmin/login.aspx?ReturnUrl=%2fFCAdmin%2falbums%2ffcPhotoGallUpload.application%3fsiteid%3d1&siteid=1: the manifest may not be valid or the file could not be opened.
		- Source: System.Deployment
		- Stack trace:
			at System.Deployment.Application.ManifestReader.FromDocument(String localPath, ManifestType manifestType, Uri sourceUri)
			at System.Deployment.Application.DownloadManager.DownloadDeploymentManifestDirectBypass(SubscriptionStore subStore, Uri& sourceUri, TempFile& tempFile, SubscriptionState& subState, IDownloadNotification notification, DownloadOptions options, ServerInformation& serverInformation)
			at System.Deployment.Application.DownloadManager.DownloadDeploymentManifestBypass(SubscriptionStore subStore, Uri& sourceUri, TempFile& tempFile, SubscriptionState& subState, IDownloadNotification notification, DownloadOptions options)
			at System.Deployment.Application.ApplicationActivator.PerformDeploymentActivation(Uri activationUri, Boolean isShortcut, String textualSubId, String deploymentProviderUrlFromExtension)
			at System.Deployment.Application.ApplicationActivator.ActivateDeploymentWorker(Object state)
		--- Inner Exception ---
		System.Xml.XmlException
		- DTD is prohibited in this XML document.
		- Source: System.Xml
		- Stack trace:
			at System.Xml.XmlCharCheckingReader.Throw(String res, String arg)
			at System.Xml.XmlCharCheckingReader.Read()
			at System.Xml.XsdValidatingReader.Read()
			at System.Deployment.Application.ManifestReader.FromDocument(String localPath, ManifestType manifestType, Uri sourceUri)

COMPONENT STORE TRANSACTION DETAILS
	No transaction information is available.

Do you know what this error is trying to tell me and what should I do?

Thanks in advance.