my pickbox becomes a ghost or phantom

[devitg]

Hi , I do not know why or when but my pick box becomes as shown , 

Which system variable control it ?

Thanks in advance 

[ВeekeeCZ · Accepted solution]

Seems like you have an AutoSnap aperture box displayed. Options/Drafting/AutoSnap Settings.

[devitg]

@ВeekeeCZ , yes it was so . Solved .

 Just to know , which system variable control it?

[ВeekeeCZ · Accepted solution]

It's APBOX.

Usually, it's noted in the tooltip - stop your mouse cursor over the option label and wait for a little while...