import pandas
I am getting the following error in Ipython when importing pandas, any ideas?

/Library/Python/2.6/site-packages/pandas-0.4.1-py2.6-macosx-10.6-universal.egg/pandas/core/common.py:11: RuntimeWarning: numpy.dtype size changed, may indicate binary incompatibility
  import pandas._tseries as _tseries
/Library/Python/2.6/site-packages/pandas-0.4.1-py2.6-macosx-10.6-universal.egg/pandas/core/common.py:11: RuntimeWarning: numpy.flatiter size changed, may indicate binary incompatibility
  import pandas._tseries as _tseries
/Library/Python/2.6/site-packages/pandas-0.4.1-py2.6-macosx-10.6-universal.egg/pandas/core/common.py:11: RuntimeWarning: numpy.ufunc size changed, may indicate binary incompatibility
  import pandas._tseries as _tseries
/Library/Python/2.6/site-packages/pandas-0.4.1-py2.6-macosx-10.6-universal.egg/pandas/core/sparse.py:22: RuntimeWarning: numpy.dtype size changed, may indicate binary incompatibility
  from pandas._sparse import BlockIndex, IntIndex
/Library/Python/2.6/site-packages/pandas-0.4.1-py2.6-macosx-10.6-universal.egg/pandas/core/sparse.py:22: RuntimeWarning: numpy.flatiter size changed, may indicate binary incompatibility
  from pandas._sparse import BlockIndex, IntIndex
/Library/Python/2.6/site-packages/pandas-0.4.1-py2.6-macosx-10.6-universal.egg/pandas/core/sparse.py:22: RuntimeWarning: numpy.ufunc size changed, may indicate binary incompatibility
  from pandas._sparse import BlockIndex, IntIndex
