test error

[Youggie]

File "/d/code/PANet-master/tools/test_net.py", line 123, in
check_expected_results=True)
File "/d/code/PANet-master/lib/core/test_engine.py", line 128, in run_inference
all_results = result_getter()
File "/d/code/PANet-master/lib/core/test_engine.py", line 108, in result_getter
multi_gpu=multi_gpu_testing
File "/d/code/PANet-master/lib/core/test_engine.py", line 158, in test_net_on_dataset
args, dataset_name, proposal_file, output_dir, gpu_id=gpu_id
File "/d/code/PANet-master/lib/core/test_engine.py", line 232, in test_net
model = initialize_model_from_cfg(args, gpu_id=gpu_id)
File "/d/code/PANet-master/lib/core/test_engine.py", line 332, in initialize_model_from_cfg
net_utils.load_ckpt(model, checkpoint['model'])
File "/d/code/PANet-master/lib/utils/net.py", line 160, in load_ckpt
for name in ckpt:
TypeError: 'method' object is not iterable
Is there anynoe can solve this problem ?