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"System.IO.IsolatedStorage.IsolatedStorageException" error in Windows Event Viewer

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This article was created in response to a support issue logged with K2. The content may include typographical errors and may be revised at any time without notice. This article is not considered official documentation for K2 software and is provided "as is" with no warranties.
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Issue

You may notice this error on your K2 Environment:

"Additional: FileUtility.PurgeIsolatedStore: = Vxsna9cx5
Exception:
System.IO.IsolatedStorage.IsolatedStorageException: Unable to delete, directory not empty or does not exist.
at System.IO.IsolatedStorage.IsolatedStorageFile.DeleteDirectory(String dir)
at SourceCode.Forms.AppFramework.FileUtility.PurgeIsolatedFiles(TimeSpan purgeAge)"

Symptoms

You may notice this error message within your Windows Event Viewer log files and you may even notice that a folder called "IsolatedStorage" is filling up the temporary folders on your environment.

Resolution

This is a known issue within the K2 Product, and it has been resolved from K2 4.7 and onwards.

However, there is a codefix for 4.6.11. Please log a new support ticket to request the latest K2 SmartForms patch.