Hello guys. yesterday one of colleague called me and wanted me to look into an issue while editing Task Sequence. The admin console did not let him edit the task sequence with a message "Cannot edit the object, which is used by Domain\admin at site 000". On seeing the message i was able to explain him that admin console is preventing this edit, since another admin is editing the same object from different site or computer. This feature of ConfigMgr 2012 is called SEDO - Serialized editing of distributed objects"
In earlier 2007 more than one admin user can edit the same object at a time and whoever writes last wins and others changes will be dishonored. This may cause unexpected results. But in 2012 we have SEDO and with this only...