Tkinter related tests are failed on 4 of 6 Windows 3.4 buildbots.

http://buildbot.python.org/all/builders/AMD64%20Windows7%20SP1%203.4/builds/1418/steps/test/logs/stdio
http://buildbot.python.org/all/builders/AMD64%20Windows10%203.4/builds/220/steps/test/logs/stdio
http://buildbot.python.org/all/builders/AMD64%20Windows8%203.4/builds/779/steps/test/logs/stdio
http://buildbot.python.org/all/builders/AMD64%20Windows8.1%20Non-Debug%203.4/builds/333/steps/test/logs/stdio

======================================================================
ERROR: setUpModule (test.test_tcl)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "C:\buildbot.python.org\3.4.kloth-win64\build\lib\test\test_tcl.py", line 685, in setUpModule
    tcl = Tcl()
  File "C:\buildbot.python.org\3.4.kloth-win64\build\lib\tkinter\__init__.py", line 1955, in Tcl
    return Tk(screenName, baseName, className, useTk)
  File "C:\buildbot.python.org\3.4.kloth-win64\build\lib\tkinter\__init__.py", line 1856, in __init__
    self.tk = _tkinter.create(screenName, baseName, className, interactive, wantobjects, useTk, sync, use)
_tkinter.TclError: Can't find a usable init.tcl in the following directories: 
    C:/buildbot.python.org/3.4.kloth-win64/build/PCbuild/lib/tcl8.6 C:/buildbot.python.org/3.4.kloth-win64/build/PCbuild/lib/tcl8.6 C:/buildbot.python.org/3.4.kloth-win64/build/lib/tcl8.6 C:/buildbot.python.org/3.4.kloth-win64/build/PCbuild/library C:/buildbot.python.org/3.4.kloth-win64/build/library C:/buildbot.python.org/3.4.kloth-win64/build/tcl8.6.1/library C:/buildbot.python.org/3.4.kloth-win64/tcl8.6.1/library



This probably means that Tcl wasn't installed properly.


----------------------------------------------------------------------

Is this a test suite defect, or there is an issue with using Tkinter on Windows? In latter case this is a release blocker.