import hax error on xecluster

xecluster_hax_error.log

$ export PATH="/archive_lngs/common/anaconda3/bin:$PATH"
$ source activate pax_head
$ python -c "import hax"

Traceback (most recent call last):
  File "<string>", line 1, in <module>
  File "/archive_lngs/common/anaconda3/envs/pax_head/lib/python3.4/site-packages/hax-0.2-py3.4.egg/hax/__init__.py", line 13, in <module>
    from . import ipython, minitrees, paxroot, pmt_plot, raw_data, runs, utils, treemakers, data_extractor
  File "/archive_lngs/common/anaconda3/envs/pax_head/lib/python3.4/site-packages/hax-0.2-py3.4.egg/hax/minitrees.py", line 14, in <module>
    import root_numpy
  File "/archive_lngs/common/anaconda3/envs/pax_head/lib/ROOT.py", line 301, in _importhook
    return _orig_ihook( name, *args, **kwds )
  File "/archive_lngs/common/anaconda3/envs/pax_head/lib/python3.4/site-packages/root_numpy/__init__.py", line 1, in <module>
    from ._tree import (
  File "/archive_lngs/common/anaconda3/envs/pax_head/lib/ROOT.py", line 301, in _importhook
    return _orig_ihook( name, *args, **kwds )
  File "/archive_lngs/common/anaconda3/envs/pax_head/lib/python3.4/site-packages/root_numpy/_tree.py", line 5, in <module>
    from . import _librootnumpy
  File "/archive_lngs/common/anaconda3/envs/pax_head/lib/ROOT.py", line 301, in _importhook
    return _orig_ihook( name, *args, **kwds )
  File "/archive_lngs/common/anaconda3/envs/pax_head/lib/ROOT.py", line 301, in _importhook
    return _orig_ihook( name, *args, **kwds )
ImportError: /archive_lngs/common/anaconda3/envs/pax_head/lib/python3.4/site-packages/root_numpy/_librootnumpy.cpython-34m.so: undefined symbol: _ZN7TObject11ShowMembersER16TMemberInspector