Try this"
Windows only: This is based on .Net framework. If you are having problems with the I-Doser Player Application (error messages or unable to play) please follow these instructions:
1. UNINSTALL I-Doser AND any earlier versions of I-Doser.
2. Install the Microsoft .net 4 framework. This is a free download from Microsoft available here:
http://www.microsoft.com/downloads/details.aspx?FamilyID=9cfb2d51-5ff4-4491-b0e5-b386f32c09923. Download a copy of I-Doser Free or Premium available here:
http://www.i-doser.com/download 4. Run installer and re-install I-Doser.