MS Outlook 2010, is the latest version of Outlook application which is one of the applications of MS Office 2010. It is also one of the most popular applications which is widely used all over the world by many people for various purposes. But at times people do face issues related to this application when they upgrade their application to the later version or add any add-on to it to perform any specific function. In such situations you can use inbuilt Inbox Repair Tool or Scanpst.exe to resolve the problem you have encountered, but in most of the cases this tool also fails with some errors which lefts you with only option to go with third party software.

To understand this, consider one of such problems where you are using Outlook 2010 on your Windows 7 system but from couple of days, you are not able to preview any attachment of your emails. Every time, you try to view the attachment, you get error message which stats -

"This file cannot be previewed. Try opening the file in which it is created."

The attachment is also not visible when the Outlook is started in 'Safe Mode'.

Reasons

This can happen due to several reasons, like -

-- The attachments are not properly attached at the source.
-- The internet connection might be very slow to open attachment.
-- Any upgradation to the application might caused any alteration in the settings.
-- Or the PST file of Outlook might be corrupted.

Resolution

So, in order to resolve Outlook 2010 not viewing any attachment in Windows 7, you need to perform some steps as mentioned below.

-- You may ask the sender to resend the mail with attachment properly attached to it.
-- You need to check the internet connection or may talk to service provider for slow internet connection.
-- Make sure the latest upgradation is installed properly and everything related to it is up to date without and everything is working properly.
-- In case PST of Outlook is corrupted, then use inbuilt Scanpst.exe on Windows 7 and try to fix it up as this small but powerful tool is efficient enough to deal with such kind of issues.

So, just follow the methods or steps mentioned above and get rid of attachment not visible issue in Outlook 2010.