[Wishbonea]

I added that code to line 85 and sure enough, a much more revealing error popped up. Now running mjpg-streamer gives the error:

Traceback (most recent call last):
  File "/usr/local/lib/python3.4/dist-packages/numpy/__init__.py", line 180, in <module>
    from . import add_newdocs
  File "/usr/local/lib/python3.4/dist-packages/numpy/add_newdocs.py", line 13, in <module>
    from numpy.lib import add_newdoc
  File "/usr/local/lib/python3.4/dist-packages/numpy/lib/__init__.py", line 8, in <module>
    from .type_check import *
  File "/usr/local/lib/python3.4/dist-packages/numpy/lib/type_check.py", line 11, in <module>
    import numpy.core.numeric as _nx
  File "/usr/local/lib/python3.4/dist-packages/numpy/core/__init__.py", line 14, in <module>
    from . import multiarray
ImportError: /usr/local/lib/python3.4/dist-packages/numpy/core/multiarray.cpython-34m.so: undefined symbol: PyType_GenericNew
ImportError: numpy.core.multiarray failed to import
Error loading numpy!

Thanks so much for your help!