Hi, The latest version of numpy has a unit test failure on big endian machines. ====================================================================== FAIL: test_record_array (numpy.core.tests.test_multiarray.test_putmask) ---------------------------------------------------------------------- Traceback (most recent call last): File "/data/basil5/site-packages/lib/python/numpy/core/tests/test_multiarray.py", line 450, in test_record_array assert_array_equal(rec['x'],[10,5]) File "/data/basil5/site-packages/lib/python/numpy/testing/utils.py", line 223, in assert_array_equal verbose=verbose, header='Arrays are not equal') File "/data/basil5/site-packages/lib/python/numpy/testing/utils.py", line 215, in assert_array_compare assert cond, msg AssertionError: Arrays are not equal (mismatch 50.0%) x: array([ 4.58492919e-320, 5.00000000e+000]) y: array([10, 5]) ---------------------------------------------------------------------- Ran 670 tests in 47.182s Chris