The add-in ‘xyz.dll’ could not be installed or loaded” Error in Outlook

If you have add-ins installed in your Microsoft Outlook and you uninstall any program that hosts the add-ins, you may get the following error messages when you start your Microsoft Outlook account:

“The add-in ‘xyz.dll’ could not be installed or loaded. This problem may be resolved by using Detect and Repair on the help menu. Unable to load ‘xyz.dll’. You may be out of memory, out of system resources, or missing a .dll file.”
In these situations, your Outlook account becomes inaccessible.

This problem can be result of missing or corrupted Outback.dll and SBCMSYNC.dll files. These are the files that manage add-inns. This file can corrupt if you still have a program in Outlook that is using add-ins and you have uninstalled a program that was using add-ins.

You can work around this issue by following these steps:
1. Start Windows Explorer
2. Locate to the Outlook folder and select extend.dat file and delete it.

This method works in some of the cases but not in all. When you delete this file, the installed add-ins will be disabled. If this method doesn’t work, you can’t access the data and it can lead to data loss. It can also corrupt the existing PST files.

It can create serious problem for you because your Outlook files has been corrupted and you can’t access them. But there is no need to worry at all. These files can be repaired with the help of Outlook PST repair software.
Outlook PST repair software are the special application programs designed to repair and restore the corrupted Outlook PST files in its original format. The PST repair software works in almost all possible cases of corruption. You can use these software by yourself as these don’t require any sound technical knowledge to use them.

Stellar Phoenix Outlook PST Repair is a GUI supporting and easy to use Outlook repair software that you can use to repair your all the corrupted Outlook PST files. This software uses advanced searching algorithms to search and locate the corrupted files and then restore them in their original format. This Outlook PST recovery software can recover all the data from Outlook including Mails, Journal, Notes, Contacts, Calendar, and Schedule.

This software is compatible with all file versions of Microsoft Outlook including Outlook97, 2000, 2002, 2003, and 2007. You can download the free demo version of the software to find out that how many of your PST files are restorable. The demo version can show complete preview of 5 emails and 20% of other Outlook contents.