I found the variable that was somehow changed. Thanks anyway
ADT 2007
> Up until recently I could activate a layout viewport, use the layoff
> command and that layer would turn off in all viewports and model space.
> Now the layoff command turns off the selected layer in the chosen viewport
> only. Actually, the layer shows up as frozen in the "curent" column of
> layer manager. This has become quite an aggrivation as it is difficult to
> make sure that only the layers I have selected will be frozen in a
> viewport . Have I "flipped" an obsure system variable?
> Thanks in advance.
>