Encountered " at character 0rse line "0 error while using libFM_with_BPR

[Zhangtd]

I executed ./libFM -task r -top_k 10 -iter 5 -out y_pred.txt -method bpr -train train.libsvm -test test.libsvm -dim '1,1,8' -relation feature_t,label_t and I set train.libsvm and test.libsvm to null text files. The output information is : Loading train... has x = 1 has xt = 0 num_rows=0 num_values=0 num_features=0 min_target=3.40282e+38 max_target=-3.40282e+38 Loading test... has x = 1 has xt = 0 num_rows=0 num_values=0 num_features=0 min_target=3.40282e+38 max_target=-3.40282e+38 #relations: 2 has x = 1 has xt = 0 data... num_cases=110001 num_values=55017091 num_features=13269 has x = 1 has xt = 0 data... " at character 0rse line "0 I don't understand what it means. Dose it indicate that I have a 0 in the wrong place? But where?