There's nothing conclusive that I can draw from that batch of errors, although a couple of them are usually indicative of fairly low-level problems.
* Have you changed any hardware or updated any driver software lately?
* Does the " Hanging application mghtml.exe" error occur frequently? mghtml.exe is a component of McAfee's antivirus/Internet security software packages; uninstalling and reinstalling that software might help.
* The "{0002DF01-0000-0000-C000-000000000046}" error is related to a problem with some component of Internet Explorer. You can try re-registering IE's components (specifically, its core .dll files) by running the free IEFix utility.
* In terms of the "Device\Ide\IdePort2" error: I've seen reference to that being a bug in certain versions of Windows' atapi.sys driver, including the version installed with XP SP2, although I haven't confirmed the bug myself. Other reasons for that range from simply not having a disc (or having a bad or blank disc) in your CD/DVD drive to a bad IDE cable or failing IDE port on the motherboard. Let's leave that error alone for now, as we have nothing to indicate that the error is critical.
* "Error code 00000044". That error is most commonly indicative of a problem with a device driver, or with your RAM. If you've recently updated/changes any drivers, revert to the prior driver version(s) and see if doing so has any effect. If you haven't made any such changes, I'd do an extended/thorough test your RAM with one of the following …