segmentation fault

[CherryYin]

root@sf:~/paddle/nlp# sh w2v_train.sh

I0926 15:56:02.259246  4558 Util.cpp:144] commandline: /usr/bin/../opt/paddle/bin/paddle_trainer --config=w2v_train.conf --save_dir=model --load_missing_parameter_strategy=rand --use_gpu=false --num_passes=16 
I0926 15:56:02.259358  4558 Util.cpp:113] Calling runInitFunctions
I0926 15:56:02.259573  4558 Util.cpp:126] Call runInitFunctions done.
[INFO 2016-09-26 15:56:02,299 networks.py:1122] The input order is [source_word, target_word]
[INFO 2016-09-26 15:56:02,299 networks.py:1129] The output order is [__cost_0__]
I0926 15:56:02.300602  4558 Trainer.cpp:169] trainer mode: Normal
I0926 15:56:02.301008  4558 PyDataProvider2.cpp:219] loading dataprovider w2v_dataprovider::process
[INFO 2016-09-26 15:56:02,329 w2v_dataprovider.py:27] src dict len : 31
I0926 15:56:02.340214  4558 PyDataProvider2.cpp:219] loading dataprovider w2v_dataprovider::process
[INFO 2016-09-26 15:56:02,340 w2v_dataprovider.py:27] src dict len : 31
I0926 15:56:02.352053  4558 GradientMachine.cpp:134] Initing parameters..
I0926 15:56:02.352778  4558 GradientMachine.cpp:141] Init parameters done.
...................................................................................................
I0926 15:56:02.375059  4558 TrainerInternal.cpp:162]  Batch=100 samples=500 AvgCost=1.76317 CurrentCost=1.76317 Eval: classification_error_evaluator=0.386  CurrentEval: classification_error_evaluator=0.386 
...................................................................................................
I0926 15:56:02.392889  4558 TrainerInternal.cpp:162]  Batch=200 samples=1000 AvgCost=1.70084 CurrentCost=1.63852 Eval: classification_error_evaluator=0.368  CurrentEval: classification_error_evaluator=0.35 
...................................................................................................
I0926 15:56:02.411052  4558 TrainerInternal.cpp:162]  Batch=300 samples=1500 AvgCost=1.63823 CurrentCost=1.513 Eval: classification_error_evaluator=0.355333  CurrentEval: classification_error_evaluator=0.33 
...................................................................................................
I0926 15:56:02.428959  4558 TrainerInternal.cpp:162]  Batch=400 samples=2000 AvgCost=1.59425 CurrentCost=1.46232 Eval: classification_error_evaluator=0.347  CurrentEval: classification_error_evaluator=0.322 
...................................................................................................
I0926 15:56:02.447105  4558 TrainerInternal.cpp:162]  Batch=500 samples=2500 AvgCost=1.59097 CurrentCost=1.57785 Eval: classification_error_evaluator=0.3524  CurrentEval: classification_error_evaluator=0.374 
...................................................................................................
I0926 15:56:02.465378  4558 TrainerInternal.cpp:162]  Batch=600 samples=3000 AvgCost=1.58826 CurrentCost=1.57469 Eval: classification_error_evaluator=0.352  CurrentEval: classification_error_evaluator=0.35 
.................................................................................................I0926 15:56:02.482964  4558 TrainerInternal.cpp:179]  Pass=0 Batch=697 samples=3481 AvgCost=1.55931 Eval: classification_error_evaluator=0.348463 
I0926 15:56:02.508798  4558 Tester.cpp:111]  Test samples=4991 cost=1.40169 Eval: classification_error_evaluator=0.320377 
/usr/bin/paddle: line 46:  4558 Segmentation fault      (core dumped) ${DEBUGGER} $MYDIR/../opt/paddle/bin/paddle_trainer ${@:2}

when I running a word2vec nn, it fault as above. it fault in saving parameters. But I don't know why.

[luotao1]

How do you install the PaddlePaddle? docker or build from source code. And please give us the detail debug information.

[luotao1]

May be the same problem with issue #243 , and PR #277 has fixed it.