运行例子出现以下错误

[cleverblue]

The following error occurred converting from gpuArray to single: Conversion to single from gpuArray is not possible Error in lstm_ff (line 20) layer.xh(:,r_x(1:end-1),1:end-1)=prelayer; Error in lstm_init_cpu>@(layer,prelayer)lstm_ff(layer,prelayer) (line 76) layer.ff=@(layer,prelayer)lstm_ff(layer,prelayer); Error in model_train (line 39) model.layers{l}=model.layers{l}.ff(model.layers{l},model.layers{l-1}); Error in model_init>@(model,x,y,nb_epoch,verbose,filename)model_train(model,x,y,nb_epoch,verbose,filename) (line 57) model.train=@(model,x,y,nb_epoch,verbose,filename)model_train(model,x,y,nb_epoch,verbose,filename); Error in test_lstm (line 16) model=model.train(model,x,y,nb_epoch,3,0); Error in example_Test (line 242) test_lstm(50,[512,512,512],256,10,64,5);