Sorry for my late reply.
After running that it gives a error
And foram link you shared ,there was alsosome one who got exactly same problem what I got.: Plasma 6 update, desktop won't load - #5 by jtowns
But the solution was : Plasma 6 update, desktop won't load - #16 by Herve_Lefebvre
But it didn’t solved mine. I got thi problem like here: Plasma 6 update, desktop won't load - #40 by Helium
Thanks for your support.