Fix for 2755 and 1632 ‘The Temp folder is on a drive that is full or is inaccessible’ errors

author Richard Fennell calendar Mar 21, 2018 · 1 min read · Tech Tips  ·
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Whilst trying to install an MSI package we kept getting the errors 2755 and 1632 ‘The Temp folder is on a drive that is full or is inaccessible’.

After much fiddling we found the problem was that the %systemroot%installer folder was missing. Once this was manually re-added the MSIs installed without a problem. The actual TEMP folder setting was a red herring