I have Portable edition.
Exception message : Not enough storage is available to complete this operation, ClassID: {56FDF344-FD6D-11D0-958A-006097C9A090}. I'm sure I have enough free RAM and disk space.
Downloaded latest version, rebooted PC - no effect. Downloaded Installer package - it can not start because of the same error. Bugreport is in the file attached.