Created by: kolinwei

Traceback (most recent call last): File "/usr/local/lib/python2.7/dist-packages/nose/case.py", line 197, in runTest self.test(self.arg) File "/work/weike/svn/baidu/paddle/test/cts_test/test_image_classification_train_cpu.py", line 101, in test_train_single_cpu self.train_exe = fluid.ParallelExecutor(use_cuda=self.use_gpu, loss_name=self.avg_cost.name) File "/usr/local/lib/python2.7/dist-packages/paddle/fluid/parallel_executor.py", line 160, in init build_strategy, num_trainers, trainer_id) EnforceNotMet: optimize operations cannot be depended by forward or backward node momentum -> conditional_block at [/paddle/paddle/fluid/framework/details/multi_devices_graph_builder.cc:221] PaddlePaddle Call Stacks: 0 0x7ff1079b8fa6p paddle::platform::EnforceNotMet::EnforceNotMet(std::__exception_ptr::exception_ptr, char const, int) + 486 1 0x7ff10873a425p paddle::framework::details::SortOpsAndDelayOptimizeOp(paddle::framework::ir::Graph const&) + 2053 2 0x7ff1087407e0p paddle::framework::details::MultiDevSSAGraphBuilder::ApplyImpl(std::unique_ptr<paddle::framework::ir::Graph, std::default_deletepaddle::framework::ir::Graph >) const + 80