Uninstalling Visio Breaks Windows XP Backup

For a couple of months, I had been getting errors from our corporate backup application reporting that it was unable to backup all files. The problem had nothing to do with the backup client itself (Iron Mountain Connected Backup), but was actually a problem caused by uninstalling Microsoft Visio which broke Windows XP’s Volume Shadow Copy feature.

For anyone else experiencing a similar problem, I’ll document the issue. Back in March, I started getting notices that backup had failed and the backup client’s status box would list each problem with a message like the one below.

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