Remove directory

Newbie
6

I found this link but rootcp always gone to an error :

Traceback (most recent call last):
  File "/cvmfs/cms.cern.ch/slc7_amd64_gcc900/cms/cmssw/CMSSW_12_0_0_pre3/external/slc7_amd64_gcc900/bin/rootcp", line 58, in <module>
    sys.exit(execute())
  File "/cvmfs/cms.cern.ch/slc7_amd64_gcc900/cms/cmssw/CMSSW_12_0_0_pre3/external/slc7_amd64_gcc900/bin/rootcp", line 56, in execute
    recursive=optDict["recursive"], replace=optDict["replace"])
  File "/cvmfs/cms.cern.ch/slc7_amd64_gcc900/lcg/root/6.22.08-llifpc3/lib/cmdLineUtils.py", line 781, in rootCp
    len(sourceList)==1, recursive, replace)
  File "/cvmfs/cms.cern.ch/slc7_amd64_gcc900/lcg/root/6.22.08-llifpc3/lib/cmdLineUtils.py", line 760, in _copyObjects
    oneSource, recursive, replace)
  File "/cvmfs/cms.cern.ch/slc7_amd64_gcc900/lcg/root/6.22.08-llifpc3/lib/cmdLineUtils.py", line 545, in copyRootObject
    destFile,destPathSplit+[objectName],replace)
  File "/cvmfs/cms.cern.ch/slc7_amd64_gcc900/lcg/root/6.22.08-llifpc3/lib/cmdLineUtils.py", line 613, in copyRootObjectRecursive
    destFile,destPathSplit+[objectName],replace)
  File "/cvmfs/cms.cern.ch/slc7_amd64_gcc900/lcg/root/6.22.08-llifpc3/lib/cmdLineUtils.py", line 613, in copyRootObjectRecursive
    destFile,destPathSplit+[objectName],replace)
  File "/cvmfs/cms.cern.ch/slc7_amd64_gcc900/lcg/root/6.22.08-llifpc3/lib/cmdLineUtils.py", line 656, in copyRootObjectRecursive
    obj.SetName(objectName)
AttributeError: 'TObjString' object has no attribute 'SetName'

Arnaud