Ta的回复 ：截图糊了。。。文字版本如下： ---------------------------------------------------------------------------EnforceNotMet Traceback (most recent call last)<ipython-input-27-91535dbf82bb> in <module> 14 # 进行运算，并把y的结果输出 15 result = exe.run(program=fluid.default_main_program(), ---> 16 fetch_list=[y1]) 17 print(result) /opt/conda/envs/python35-paddle120-env/lib/python3.5/site-packages/paddle/fluid/executor.py in run(self, program, feed, fetch_list, feed_var_name, fetch_var_name, scope, return_numpy, use_program_cache) 470 471 self._feed_data(program, feed, feed_var_name, scope) --> 472 self.executor.run(program.desc, scope, 0, True, True) 473 outs = self._fetch_data(fetch_list, fetch_var_name, scope) 474 if return_numpy: EnforceNotMet: Enforce failed. Expected x_dims.size() > x_num_col_dims, but received x_dims.size():1 <= x_num_col_dims:1. The input tensor X's rank of MulOp should be larger than x_num_col_dims. at [/paddle/paddle/fluid/operators/mul_op.cc:48] PaddlePaddle Call Stacks: 0 0x7f31ffd7fb16p paddle::platform::EnforceNotMet::EnforceNotMet(std::__exception_ptr::exception_ptr, char const*, int) + 486 1 0x7f320007caabp paddle::operators::MulOp::InferShape(paddle::framework::InferShapeContext*) const + 1611 2 0x7f3200b963f9p paddle::framework::OperatorWithKernel::RunImpl(paddle::framework::Scope const&, ......