Sharepoint 2010 Product configuration wizard failing at step 9/10

Sharepoint 2010 Product configuration wizard failing at step 9/10 and throwing error :

Failed to upgrade SharePoint Products.

An exception of type Microsoft.SharePoint.PostSetupConfiguration.PostSetupConfigurationTaskException was thrown.  Additional exception information: Failed to upgrade SharePoint Products.

Microsoft.SharePoint.PostSetupConfiguration.PostSetupConfigurationTaskException: Exception of type 'Microsoft.SharePoint.PostSetupConfiguration.PostSetupConfigurationTaskException' was thrown.

   at Microsoft.SharePoint.PostSetupConfiguration.UpgradeTask.Run()

   at Microsoft.SharePoint.PostSetupConfiguration.TaskThread.ExecuteTask()