how to remove a figure stuck in figure window

i am using power Gui -FFT analysis for THD display. i think by mistake i clicked on save button now that figure is stuck. no matter what model i am using its still displaying same THD diagram from every model. i tried clear figure and close figure. i even clear all windows but still nothing please help.

[Chandrasekhar]

your question is not clear. but try to use

cla reset

command to reset the figure