Windows Phone 7 ActiveSync error 86000C09 (My First Post!)
- by Chris Heacock
Hello fellow geeks!
I'm kicking off this new blog with an issue that was a real nuisance, but was relatively easy to fix.
During a recent Exchange 2003 to 2010 migration, one of the users was getting an error on his Windows Phone 7 device. The error code that popped up on the phone on every sync attempt was 86000C09
We tested the following:
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