请问以下报错是什么原因?
Created by: issca
I1218 14:29:30.308993 79 Util.cpp:155] commandline: /usr/local/bin/../opt/paddle/bin/paddle_trainer --config=./db_lstm.py --use_gpu=0 --log_period=5000 --trainer_count=1 --show_parameter_stats_period=5000 --save_dir=./output --num_passes=10000 --average_test_period=10000000 --init_model_path=./data --load_missing_parameter_strategy=rand --test_all_data_in_one_period=1
I1218 14:29:30.309124 79 Util.cpp:130] Calling runInitFunctions
I1218 14:29:30.309283 79 Util.cpp:143] Call runInitFunctions done.
Traceback (most recent call last):
File "/usr/local/lib/python2.7/dist-packages/paddle/trainer/config_parser.py", line 3406, in parse_config_and_serialize
config = parse_config(config_file, config_arg_str)
File "/usr/local/lib/python2.7/dist-packages/paddle/trainer/config_parser.py", line 3382, in parse_config
execfile(config_file, make_config_environment(config_file, config_args))
File "./db_lstm.py", line 90, in
average_window=0.5, max_average_window=10000), )
File "/usr/local/lib/python2.7/dist-packages/paddle/trainer_config_helpers/default_decorators.py", line 53, in wrapper
return func(*args, **kwargs)
File "/usr/local/lib/python2.7/dist-packages/paddle/trainer_config_helpers/default_decorators.py", line 53, in wrapper
return func(*args, **kwargs)
File "/usr/local/lib/python2.7/dist-packages/paddle/trainer_config_helpers/optimizers.py", line 441, in settings
kwargs = extends(kwargs, each.to_setting_kwargs())
File "/usr/local/lib/python2.7/dist-packages/paddle/trainer_config_helpers/optimizers.py", line 349, in extends
assert key not in dict1
AssertionError
F1218 14:29:30.475177 79 PythonUtil.cpp:134] Check failed: (ret) != nullptr Current PYTHONPATH: ['/usr/local/opt/paddle/bin', '/home/code/demo/semantic_role_labeling', '/usr/lib/python2.7', '/usr/lib/python2.7/plat-x86_64-linux-gnu', '/usr/lib/python2.7/lib-tk', '/usr/lib/python2.7/lib-old', '/usr/lib/python2.7/lib-dynload', '/usr/local/lib/python2.7/dist-packages', '/usr/lib/python2.7/dist-packages']
Python Error: * Check failure stack trace: *
@ 0x7fcac2904daa (unknown)
@ 0x7fcac2904ce4 (unknown)
@ 0x7fcac29046e6 (unknown)
@ 0x7fcac2907687 (unknown)
@ 0x76814a paddle::callPythonFuncRetPyObj()
@ 0x76832c paddle::callPythonFunc()
@ 0x684ef3 paddle::TrainerConfigHelper::TrainerConfigHelper()
@ 0x685534 paddle::TrainerConfigHelper::createFromFlags()
@ 0x513207 main
@ 0x7fcac1b10f45 (unknown)
@ 0x51f2a5 (unknown)
@ (nil) (unknown)
/usr/local/bin/paddle: line 109: 79 Aborted (core dumped) ${DEBUGGER} $MYDIR/../opt/paddle/bin/paddle_trainer ${@:2}