Exchange 2016 CU9: Virtual Directory errors (HTTP 500) and ASP.NET Event ID 1310

Issue After installing a fresh copy of Exchange 2016 CU9 on my lab machine, which was running Server 2016 (patched as of March 22nd 2018) I would get following error when attempting to access OWA, ECP, EWS or any other Exchange 2016 virtual service over the loopback address Troubleshooting First thing I would normally do […]

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Fixing Information Store Error -2147221213 (ecTimeSkew) – Exchange 2007 / 2010 / 2013

(Late) Sunday nights are not a fun time to get paged about a customer down… Situation Engineer reboots an Exchange 2010 server that is apart of a two node DAG, but when the server comes back online the MS Exchange Information Store service is stuck in the “Starting” phase within the Services MMC, and the […]

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Exchange 2010 / 2013: Address Book Service, EMC SourceOne and E_MAPI_FAILURES

So I was recently tasked with a pretty interesting case escalation this week, which was in regards to an address book sync failure from a third party application (EMC SourceOne). Environment For the sake of this blog, the environment was pretty simple. A single Exchange 2010 SP3UR5 CAS / HUB combination with an Exchange 2010 […]

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