fwm4 --replace

(xfwm4:10323): Gtk-WARNING **: 03:37:55.975: Theme parsing error: gtk.css:243:333: Not using units is deprecated. Assuming 'px'.

(xfwm4:10323): Gtk-WARNING **: 03:37:55.975: Theme parsing error: gtk.css:244:277: Not using units is deprecated. Assuming 'px'.
Waiting for current window manager (Xfwm4) on screen :0.0 to exit: Done

(xfwm4:10323): xfwm4-CRITICAL **: 03:37:56.262: Xfconf could not be initialized

(xfwm4:10323): xfwm4-WARNING **: 03:37:56.262: Missing data from default files
calculate /home/belka # xcompmgr -n
error 3: BadWindow (invalid Window parameter) request 20 minor 0 serial 470
error 3: BadWindow (invalid Window parameter) request 15 minor 0 serial 471
error 9: BadDrawable (invalid Pixmap or Window parameter) request 142 minor 1 serial 2486
error 3: BadWindow (invalid Window parameter) request 129 minor 6 serial 2487
error 3: BadWindow (invalid Window parameter) request 20 minor 0 serial 2488
error 3: BadWindow (invalid Window parameter) request 15 minor 0 serial 2489
error 3: BadWindow (invalid Window parameter) request 2 minor 0 serial 2490
error 3: BadWindow (invalid Window parameter) request 20 minor 0 serial 2491