As part of my 2007 to 2013 migration project, I had to move my sites to separate content database (Within MOSS) and a web application. There are other blogs written about moving my site using STSADM mergecontentdb and all, it works absolutely fine but in some environments if there are any custom entries on web.config on your actual portal, where you are moving your my sites from, it could cause some weird .net errors.
Let’s start with the steps on moving my sites and then fixing the error, it’s just simple solution, but you will end up spending hours, hope this will help.
Note: Minimum of Service Pack 1 is required to work below solution.
1. Create a separate web application and name it MySiteshost and Wss_Content_MySites name to content database. Continue reading