No graphical objects have appeared after their creation, for instance, TBrowser, TCanvas etc:
import ROOT b = ROOT.TBrowser() c = ROOT.TCanvas()
Such behaviour does not take place in the previous ROOT versions, in particular, in version
6.14.04 it works fine.
ROOT Version: 6.22/02
Platform: CentOS Linux release 7.8.2003 (lxplus)
Compiler: GCC 4.8.5