Traceback (most recent call last):

 "<string>", line 3, in <module>

 "compose\cli\main.py", line 62, in main

 "compose\cli\main.py", line 114, in perform_command

 "compose\cli\main.py", line 835, in up

 "compose\project.py", line 382, in up

 "compose\service.py", line 305, in ensure_image_exists

 "compose\service.py", line 727, in build

 "site-packages\docker\api\build.py", line 55, in build

 "site-packages\docker\utils\utils.py", line 95, in tar

 "tarfile.py", line 2007, in add

 "tarfile.py", line 1879, in gettarinfo**WindowsError: [Error 2] The system cannot find the file specified: 'C:\Users\U
Traceback (most recent call last):


 "./rfcn/demo.py", line 142, in <module>

main()


 "./rfcn/demo.py", line 49, in main

sym = sym_instance.get_test_symbol(config)


 "/home/lucien/Deep-Feature-Flow/rfcn/symbols/resnet_v1_101_rfcn.py", line 627, in get_test_symbol

rois = mx.contrib.sym.MultiProposal(
**AttributeError: 'module' object has no attribute 'MultiProposal'**
