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Exchange 2013 OWA/ECP Error 500
After I installed Exchange 2013 and tried to access either OWA or ECP on it, I kept getting Error 500. Looking at the httpproxy logs, I saw this: The unhandled exception was: System.Security.Cryptography.CryptographicException: Invalid provider type specified. Turns out Exchange doesn’t like the key provider, Microsoft Software Key Storage Provider, so you have to reissue…
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blank owa error