Here's the traceback:
http://buildbot.python.org/all/builders/x86%20Windows%20Server%202003%20%5BSB%5D%202.7/builds/435/steps/test/logs/stdio
======================================================================
ERROR: testLoadWithUNC (test.test_tcl.TclTest)
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Traceback (most recent call last):
File "E:\Data\buildslave\cpython\2.7.snakebite-win2k3r2sp2-x86\build\lib\test\test_tcl.py", line 152, in testLoadWithUNC
p = Popen(cmd, stdout=PIPE, stderr=PIPE)
File "E:\Data\buildslave\cpython\2.7.snakebite-win2k3r2sp2-x86\build\lib\subprocess.py", line 711, in __init__
errread, errwrite)
File "E:\Data\buildslave\cpython\2.7.snakebite-win2k3r2sp2-x86\build\lib\subprocess.py", line 948, in _execute_child
startupinfo)
WindowsError: [Error 5] Access is denied
----------------------------------------------------------------------
Ran 21 tests in 0.578s
The buildbot also hangs on test_ttk_guionly.