ClickOnce部署”；激活失败”；FileNotFoundException

我刚刚部署了一个clickonce应用程序的更新。我已经部署了几十个更新，没有任何问题。现在突然之间，随着这次更新，我所有的用户都报告了这个错误：

错误摘要

Below is a summary of the errors, details of these errors are listed later in the log.
    * Activation of C:'Users'XXX'AppData'Roaming'Microsoft'Windows'Start Menu'Programs'XXX'XXX'XXX.appref-ms| resulted in exception. Following failure messages were detected:
        + Activation failed.
        + The system cannot find the file specified. (Exception from HRESULT: 0x80070002)

在此操作过程中检测到以下错误。

* [3/15/2012 3:22:34 PM] System.Deployment.Application.DeploymentException (Activation)
        - Activation failed.
        - Source: System.Deployment
        - Stack trace:
            at System.Deployment.Application.ComponentStore.ActivateApplication(DefinitionAppId appId, String activationParameter, Boolean useActivationParameter)
            at System.Deployment.Application.SubscriptionStore.ActivateApplication(DefinitionAppId appId, String activationParameter, Boolean useActivationParameter)
            at System.Deployment.Application.ApplicationActivator.Activate(DefinitionAppId appId, AssemblyManifest appManifest, String activationParameter, Boolean useActivationParameter)
            at System.Deployment.Application.ApplicationActivator.ProcessOrFollowShortcut(String shortcutFile, String& errorPageUrl, TempFile& deployFile)
            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.IO.FileNotFoundException
        - The system cannot find the file specified. (Exception from HRESULT: 0x80070002)
        - Source: System.Deployment
        - Stack trace:
            at System.Deployment.Application.NativeMethods.CorLaunchApplication(UInt32 hostType, String applicationFullName, Int32 manifestPathsCount, String[] manifestPaths, Int32 activationDataCount, String[] activationData, PROCESS_INFORMATION processInformation)
            at System.Deployment.Application.ComponentStore.ActivateApplication(DefinitionAppId appId, String activationParameter, Boolean useActivationParameter)

当然，它并没有告诉我它正在查找的失败文件。我被这件事难住了！