Jan 162013
 

Recently Live Writer has stopped working for me when trying to post articles to my wordpress blog. The error that I keep getting is “Invalid response document returned from XmlRpc server”.

After a bit of digging and pointing fingers to all my installed plugins, I have found out that the problem actually comes from a very unexpected place – the BOM marker inside my wp_config.php.

If you encounter this problem, the easiest solution is to load the file inside Notepad++, go to Encoding and select UTF-8 without BOM. Save and voila! Live Writer works again.

For a more complete and detailed explanation check out this blog post: http://blog.scribz.net/2010/12/windows-live-writer-wordpress-unicode-bom-error/#more-22

Sep 222012
 

With the changes to the UAC system in Windows 8, it seems that whenever you try to launch an non-elevated application from an elevated application, you get an error similar to: “Class not registered (Exception from HRESULT: 0×80040154 (REGDB_E_CLASSNOTREG)”.

The reason is that under Windows 8, even if you set UAC to the lowest setting, you don’t disable it completely.

In my case, I was trying to start an URL using the default browser from an elevated application. After a lot of digging around on stackoverflow.com and other blogs and websites, I’ve managed to build a solution that seems to be working.

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