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iTunes install errors: MSVCR80.dll and Error 7 (windows error 126)

All of a sudden my iTunes stopped working, and I get the following error messages:


1. the program can't start because MSVCR80.dll is missing from your computer. Try reinstalling the program to fix this problem


and


2. iTunes was not installed correctly. Please reinstall iTunes. Error 7 (Windows error 126).


Now I've checked the forums and followed the advice of uninstalling all Apple applications, rebooting, and reinstalling iTunes.


This is not working. I've tried installing as Administrator but doesn't make any difference at all.


There must be a way to fix this? I'm not a tech geek but I want to avoid having to take my laptop back to factory settings to sort this out.


Thanks


.

Posted on Jan 25, 2014 10:43 AM

Reply
229 replies

Jan 27, 2014 11:07 AM in response to rjmacpherson

Perfect, thanks. Just follow this user's instuctions.....



"ITunes tried to automatically update today and failed and then I was also getting the MSVCR80.dll error


After trying many things I finally removed all Apple software

  • iTunes
  • Apple Software Update
  • Apple Mobile Device Support
  • Bonjour
  • Apple Application Support


I was then able to finally successfully install the latest version of iTunes and the software installed correctly and the error went away.


I hope this works for you as well."

Jan 27, 2014 11:13 AM in response to JoWalker

Thanks for the advice. I have been at this all afternoon, install, delete, re-instal, etc but nothing worked until I read your suggestion on using IOBit uninstaller + powerclean. I deleted anything on my computer that had Apple.inc on it! Yes a bit drastic but itunes has now installed successfuly and all my files are there.

So thanks again all

Jan 27, 2014 2:11 PM in response to penelope184

Windows 7and 8 (Missing file MSVCR80.dll) Do not download this file from the Internet it is in the Itunes setup)

I had the same problem and tried numerous things and recommendations from the forums and nothing worked. This is what worked for me. Try this before you try more complicated ways.

Uninstall Itunes. Go to Control Panel and then open Programs and Features. Uninstall Itunes, then uninstall Apple Application Support, then uninstall Apple Mobile Device Support and then uninstall Apple Software Update.

Restart the computer.

Download the latest version of Itunes and install it.

Open Itunes.


Jan 27, 2014 2:19 PM in response to penelope184

Great that this has generated so many replies and glad some people are having success, but I'm not.


This is about the 4th or 5th time I'm trying to sort this out, and I'm at the point where I've uninstalled everything, rebooted, and have downloaded and run the latest iTunes .exe and have unchecked the automatic updates option. It's gone through some installation bits but my next problem is that I have this message:


"Service 'Apple Mobile Device' (Apple Mobile Device) failed to start. Verify that you have sufficient priveleges to start system services."


Options I have are to 'Abort', 'Retry' or 'Ignore'.


Retry doesn't do anything, Abort seems to take the installation back a step but then it just comes back to the same message, and Ignore lets the installation continue to the end.


However, it has not worked again. Same MSVCR80.dll error message pops up.


I'm at my wits end... Help!

Jan 27, 2014 2:29 PM in response to penelope184

Penelope 184

Uninstall everything.

Uninstall Itunes. Go to Control Panel and then open Programs and Features. Uninstall Itunes, then uninstall Apple Application Support, then uninstall Apple Mobile Device Support and then uninstall Apple Software Update.

Restart the computer.

Download the latest version of Itunes and install it.

Open Itunes.

Jan 27, 2014 2:34 PM in response to ariddel

Uninstall everything that's Apple.

Uninstall Itunes. Go to Control Panel and then open Programs and Features. Uninstall Itunes, then uninstall Apple Application Support, then uninstall Apple Mobile Device Support and then uninstall Apple Software Update.

Restart the computer.

Download the latest version of Itunes and install it.

Open Itunes.

iTunes install errors: MSVCR80.dll and Error 7 (windows error 126)

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