According to multiple users, iTunes 9 often gives,
an error code 0xE8000065 described only as an unknown error. The
users also report that iTunes will sometimes recognize the iPhone and
other times it will not recognize the device. Windows also reportedly
gives an error that reads MTP USB drivers can’t be
There are six pages of user posts on the Apple
forums with many of the users reporting the same exact issues. One
user reports to have resolved the issue by turning Bonjour off.
However, other users posted saying that turning Bonjour off only
solved the issue for a short period. After restoring the iPhone from
a backup, after disabling Bonjour, the issue occurred again.
user going by the name plus613 reports that he has three operating
systems installed on the same computer and the same issues are noted
on Windows 7 64, Vista Ultimate 32, and XP Pro works but is very
slow. There is no official response or fix from Apple at this time.
Many of the users are running Intel P55 based motherboards.
user reports five steps that have resolved the issue for a while
including a complete restore of the iPhone, deleting the
iPodDevices.xml file in C:\UsersUser Name\AppData\Local\Apple
Computer\iTunes directory. Turning on C-State functionality in BIOS,
removing Bonjour from Windows 7, and closing all other programs
before plugging in the iPhone.
quote: Although, I sometimes can't help but wonder if they intentionally leave their Windows versions in a crappier state to show how much better the Mac versions are.
quote: do vendors have to build separate 32 bit and 64 bit versions of their apps, or does MS need to figure out the bugs in their 32 bit compatibility?