https://www.dotnetzone.gr:443/cs/blogs/birbilis/archive/2014/11/18/gotcha-mediaelement-must-be-in-visual-tree-for-mediaopened-mediaended-to-be-fired.aspxAt ClipFlair’s AudioRecorderControl (used in Captions/Revoicing component of ClipFlair Studio), I use the following code to initialize a MediaElement to use for playback. After a long time a found out that if the MediaElement is not in the visual treeelCommunityServer 2.1 SP3 (Build: 20423.1)