Traceback (most recent call last):


 "F:/faster-rcnn/FasterRcnn/Faster-RCNN-TensorFlow-Python3.5-master/demo.py", line 143, in <module>

demo(sess, net, im_name)


 "F:/faster-rcnn/FasterRcnn/Faster-RCNN-TensorFlow-Python3.5-master/demo.py", line 73, in demo

scores, boxes = im_detect(sess, net, im)


 "F:\faster-rcnn\FasterRcnn\Faster-RCNN-TensorFlow-Python3.5-master\lib\utils\test.py", line 94, in im_detect

blobs, im_scales = _get_blobs(im)


 "F:\faster-rcnn\FasterRcnn\Faster-RCNN-TensorFlow-Python3.5-master\lib\utils\test.py", line 67, in _get_blobs

blobs['data'], im_scale_factors = _get_image_blob(im)


 "F:\faster-rcnn\FasterRcnn\Faster-RCNN-TensorFlow-Python3.5-master\lib\utils\test.py", line 39, in _get_image_blob

im_orig = im.astype(np.float32, copy=True)
AttributeError: 'NoneType' object has no attribute 'astype'
Traceback (most recent call last):


 "<frozen importlib._bootstrap>", line 969, in _find_and_load


 "<frozen importlib._bootstrap>", line 958, in _find_and_load_unlocked


 "<frozen importlib._bootstrap>", line 664, in _load_unlocked


 "<frozen importlib._bootstrap>", line 634, in _load_backward_compatible


 "D:\env\2.7\inst\lib\site-packages\cx_Freeze\initscripts\__startup__.py", line 12, in <module>


 "<frozen importlib._bootstrap>", line 969, in _find_and_load


 "<frozen importlib._bootstrap>", line 958, in _find_and_load_unlocked


 "<frozen importlib._bootstrap>", line 664, in _load_unlocked


 "<frozen importlib._bootstrap>", line 634, in _load_backward_compatible


 "D:\env\2.7\inst\lib\site-packages\cx_Freeze\initscripts\Console.py", line 24, in <module>


 "D:/2.7/build/inst/bin/cura_app.py", line 73, in <module>


 "D:/2.7/build/inst/lib/python3.5/site-packages/cura\CuraApplication.py", line 630, in run


 "D:/2.7/build/inst/lib/python3.5/site-packages/cura\BuildVolume.py", line 102, in __init__


 "D:/2.7/build/inst/lib/python3.5/site-packages/cura\CuraApplication.py", line 680, in getMachineManager


 "D:/2.7/build/inst/lib/python3.5/site-packages/cura\Settings\MachineManager.py", line 1124, in createMachineManager


 "D:/2.7/build/inst/lib/python3.5/site-packages/cura\Settings\MachineManager.py", line 99, in __init__


 "D:/2.7/build/inst/lib/python3.5/site-packages/cura\Settings\MachineManager.py", line 349, in setActiveMachine


 "D:/2.7/build/inst/lib/python3.5/site-packages/UM\Application.py", line 152, in setGlobalContainerStack


 "D:/2.7/build/inst/lib/python3.5/site-packages/UM\Signal.py", line 212, in emit


 "D:/2.7/build/inst/lib/python3.5/site-packages/UM\Signal.py", line 315, in __performEmit


 "D:/2.7/build/inst/lib/python3.5/site-packages/cura\Settings\ExtrudersModel.py", line 140, in _extrudersChanged
AttributeError: 'NoneType' object has no attribute 'containersChanged'
