to resume my situation today 
I removed the folder and files :
C:\Users\Issa2020\AppData\Local\openvr\openvrpaths.vrpath
i remove from steamVR :
NoloHome
i remove Pitools
i used revoUninstaller to remove all trace of it
i closed steam
i install Pitool V1.0.1.264
so now i start SteamVR, i do the room setup, i repair all nolo (controlers, base, headset tracking)
Now :
i start Pitool V1.0.1.264
i start Steam
I start SteamVR
and now
the headset tracking works, the controlleur are not in the 3D view, but i can push buttons.
i can turn in 360 with controlleur.
But i can’t show the controleur nothing are in the 3D view
is better, but still missing the controlleur in the 3D view - i can’t found them in the 3D view !
i reset position, i push button nothing appear
the things is i can move, only the head in 360 and not move far way my place:/
is better, still missing a thing
thanks for u help