Python 这可能是因为cuDNN未能初始化，所以请尝试查看上面是否打印了警告日志消息。[作品：第二辑]

当我安装TensorFlow GPU 2.0并导入软件包，然后运行CNN模型时，我在我的anaconda中安装了它。它工作正常，但当我尝试运行训练模型时，出现了错误

这是我的错误报告：

Epoch 1/50
---------------------------------------------------------------------------
UnknownError                              Traceback (most recent call last)
<ipython-input-5-c4639d74909a> in <module>
      6                                         epochs=50,
      7                                         validation_data=testing_set,
----> 8                                         validation_steps=50)

~\Anaconda3\envs\tf-gpu\lib\site-packages\tensorflow_core\python\keras\engine\training.py in fit_generator(self, generator, steps_per_epoch, epochs, verbose, callbacks, validation_data, validation_steps, validation_freq, class_weight, max_queue_size, workers, use_multiprocessing, shuffle, initial_epoch)
   1295         shuffle=shuffle,
   1296         initial_epoch=initial_epoch,
-> 1297         steps_name='steps_per_epoch')
   1298 
   1299   def evaluate_generator(self,

~\Anaconda3\envs\tf-gpu\lib\site-packages\tensorflow_core\python\keras\engine\training_generator.py in model_iteration(model, data, steps_per_epoch, epochs, verbose, callbacks, validation_data, validation_steps, validation_freq, class_weight, max_queue_size, workers, use_multiprocessing, shuffle, initial_epoch, mode, batch_size, steps_name, **kwargs)
    263 
    264       is_deferred = not model._is_compiled
--> 265       batch_outs = batch_function(*batch_data)
    266       if not isinstance(batch_outs, list):
    267         batch_outs = [batch_outs]

~\Anaconda3\envs\tf-gpu\lib\site-packages\tensorflow_core\python\keras\engine\training.py in train_on_batch(self, x, y, sample_weight, class_weight, reset_metrics)
    971       outputs = training_v2_utils.train_on_batch(
    972           self, x, y=y, sample_weight=sample_weight,
--> 973           class_weight=class_weight, reset_metrics=reset_metrics)
    974       outputs = (outputs['total_loss'] + outputs['output_losses'] +
    975                  outputs['metrics'])

~\Anaconda3\envs\tf-gpu\lib\site-packages\tensorflow_core\python\keras\engine\training_v2_utils.py in train_on_batch(model, x, y, sample_weight, class_weight, reset_metrics)
    262       y,
    263       sample_weights=sample_weights,
--> 264       output_loss_metrics=model._output_loss_metrics)
    265 
    266   if reset_metrics:

~\Anaconda3\envs\tf-gpu\lib\site-packages\tensorflow_core\python\keras\engine\training_eager.py in train_on_batch(model, inputs, targets, sample_weights, output_loss_metrics)
    309           sample_weights=sample_weights,
    310           training=True,
--> 311           output_loss_metrics=output_loss_metrics))
    312   if not isinstance(outs, list):
    313     outs = [outs]

~\Anaconda3\envs\tf-gpu\lib\site-packages\tensorflow_core\python\keras\engine\training_eager.py in _process_single_batch(model, inputs, targets, output_loss_metrics, sample_weights, training)
    250               output_loss_metrics=output_loss_metrics,
    251               sample_weights=sample_weights,
--> 252               training=training))
    253       if total_loss is None:
    254         raise ValueError('The model cannot be run '

~\Anaconda3\envs\tf-gpu\lib\site-packages\tensorflow_core\python\keras\engine\training_eager.py in _model_loss(model, inputs, targets, output_loss_metrics, sample_weights, training)
    125     inputs = nest.map_structure(ops.convert_to_tensor, inputs)
    126 
--> 127   outs = model(inputs, **kwargs)
    128   outs = nest.flatten(outs)
    129 

~\Anaconda3\envs\tf-gpu\lib\site-packages\tensorflow_core\python\keras\engine\base_layer.py in __call__(self, inputs, *args, **kwargs)
    889           with base_layer_utils.autocast_context_manager(
    890               self._compute_dtype):
--> 891             outputs = self.call(cast_inputs, *args, **kwargs)
    892           self._handle_activity_regularization(inputs, outputs)
    893           self._set_mask_metadata(inputs, outputs, input_masks)

~\Anaconda3\envs\tf-gpu\lib\site-packages\tensorflow_core\python\keras\engine\sequential.py in call(self, inputs, training, mask)
    254       if not self.built:
    255         self._init_graph_network(self.inputs, self.outputs, name=self.name)
--> 256       return super(Sequential, self).call(inputs, training=training, mask=mask)
    257 
    258     outputs = inputs  # handle the corner case where self.layers is empty

~\Anaconda3\envs\tf-gpu\lib\site-packages\tensorflow_core\python\keras\engine\network.py in call(self, inputs, training, mask)
    706     return self._run_internal_graph(
    707         inputs, training=training, mask=mask,
--> 708         convert_kwargs_to_constants=base_layer_utils.call_context().saving)
    709 
    710   def compute_output_shape(self, input_shape):

~\Anaconda3\envs\tf-gpu\lib\site-packages\tensorflow_core\python\keras\engine\network.py in _run_internal_graph(self, inputs, training, mask, convert_kwargs_to_constants)
    858 
    859           # Compute outputs.
--> 860           output_tensors = layer(computed_tensors, **kwargs)
    861 
    862           # Update tensor_dict.

~\Anaconda3\envs\tf-gpu\lib\site-packages\tensorflow_core\python\keras\engine\base_layer.py in __call__(self, inputs, *args, **kwargs)
    889           with base_layer_utils.autocast_context_manager(
    890               self._compute_dtype):
--> 891             outputs = self.call(cast_inputs, *args, **kwargs)
    892           self._handle_activity_regularization(inputs, outputs)
    893           self._set_mask_metadata(inputs, outputs, input_masks)

~\Anaconda3\envs\tf-gpu\lib\site-packages\tensorflow_core\python\keras\layers\convolutional.py in call(self, inputs)
    195 
    196   def call(self, inputs):
--> 197     outputs = self._convolution_op(inputs, self.kernel)
    198 
    199     if self.use_bias:

~\Anaconda3\envs\tf-gpu\lib\site-packages\tensorflow_core\python\ops\nn_ops.py in __call__(self, inp, filter)
   1132           call_from_convolution=False)
   1133     else:
-> 1134       return self.conv_op(inp, filter)
   1135     # copybara:strip_end
   1136     # copybara:insert return self.conv_op(inp, filter)

~\Anaconda3\envs\tf-gpu\lib\site-packages\tensorflow_core\python\ops\nn_ops.py in __call__(self, inp, filter)
    637 
    638   def __call__(self, inp, filter):  # pylint: disable=redefined-builtin
--> 639     return self.call(inp, filter)
    640 
    641 

~\Anaconda3\envs\tf-gpu\lib\site-packages\tensorflow_core\python\ops\nn_ops.py in __call__(self, inp, filter)
    236         padding=self.padding,
    237         data_format=self.data_format,
--> 238         name=self.name)
    239 
    240 

~\Anaconda3\envs\tf-gpu\lib\site-packages\tensorflow_core\python\ops\nn_ops.py in conv2d(input, filter, strides, padding, use_cudnn_on_gpu, data_format, dilations, name, filters)
   2008                            data_format=data_format,
   2009                            dilations=dilations,
-> 2010                            name=name)
   2011 
   2012 

~\Anaconda3\envs\tf-gpu\lib\site-packages\tensorflow_core\python\ops\gen_nn_ops.py in conv2d(input, filter, strides, padding, use_cudnn_on_gpu, explicit_paddings, data_format, dilations, name)
   1029             input, filter, strides=strides, use_cudnn_on_gpu=use_cudnn_on_gpu,
   1030             padding=padding, explicit_paddings=explicit_paddings,
-> 1031             data_format=data_format, dilations=dilations, name=name, ctx=_ctx)
   1032       except _core._SymbolicException:
   1033         pass  # Add nodes to the TensorFlow graph.

~\Anaconda3\envs\tf-gpu\lib\site-packages\tensorflow_core\python\ops\gen_nn_ops.py in conv2d_eager_fallback(input, filter, strides, padding, use_cudnn_on_gpu, explicit_paddings, data_format, dilations, name, ctx)
   1128   explicit_paddings, "data_format", data_format, "dilations", dilations)
   1129   _result = _execute.execute(b"Conv2D", 1, inputs=_inputs_flat, attrs=_attrs,
-> 1130                              ctx=_ctx, name=name)
   1131   _execute.record_gradient(
   1132       "Conv2D", _inputs_flat, _attrs, _result, name)

~\Anaconda3\envs\tf-gpu\lib\site-packages\tensorflow_core\python\eager\execute.py in quick_execute(op_name, num_outputs, inputs, attrs, ctx, name)
     65     else:
     66       message = e.message
---> 67     six.raise_from(core._status_to_exception(e.code, message), None)
     68   except TypeError as e:
     69     keras_symbolic_tensors = [

~\Anaconda3\envs\tf-gpu\lib\site-packages\six.py in raise_from(value, from_value)

UnknownError: Failed to get convolution algorithm. This is probably because cuDNN failed to initialize, so try looking to see if a warning log message was printed above. [Op:Conv2D]

1
# Save a model
2
model.save('Datasets/300_train/CNN_300.tflearn')

1/50纪元
---------------------------------------------------------------------------
UnknownError回溯（上次最近的调用）
在里面
6个时代=50，
7验证数据=测试集，
---->8个验证步骤（步骤=50）
~\Anaconda3\envs\tf gpu\lib\site packages\tensorflow\u core\python\keras\engine\training.py in-fit\u生成器（self、生成器、每个历元的步骤、历元、冗余、回调、验证数据、验证步骤、验证频率、类权重、最大队列大小、工作者、使用多处理、无序、初始历元）
1295洗牌=洗牌，
1296初始纪元=初始纪元，
->1297个步骤（每个时代的步骤）
1298
1299 def评估_发生器（自，
模型迭代中的~\Anaconda3\envs\tf gpu\lib\site packages\tensorflow\u core\python\keras\engine\training\u generator.py（模型、数据、每个历元的步骤、历元、冗余、回调、验证数据、验证步骤、验证频率、类权重、最大队列大小、工人、使用多处理、随机、初始历元、模式、批大小、步骤名称、**kwargs）
263
264是延迟的=不是模型。\是编译的
-->265批处理输出=批处理功能（*批处理数据）
266如果不存在（批次，列表）：
267批次输出=[批次输出]
~\Anaconda3\envs\tf gpu\lib\site packages\tensorflow\u core\python\keras\engine\training.py in train\u on\u on\u batch（self、x、y、sample\u weight、class\u weight、reset\u metrics）
971输出=批次上的培训(
972自身，x，y=y，样本重量=样本重量，
-->973类权重=类权重，重置度量=重置度量）
974输出=（输出['总损耗]+输出['输出损耗']+
975个输出[“指标]）
~\Anaconda3\envs\tf gpu\lib\site packages\tensorflow\u core\python\keras\engine\training\u v2\u utils.py in train\u on\u批次（型号、x、y、样本重量、类别重量、重置度量）
262年，
263样本权重=样本权重，
-->264输出\损耗\度量=模型。\输出\损耗\度量）
265
266如果重置度量：
~\Anaconda3\envs\tf gpu\lib\site packages\tensorflow\u core\python\keras\engine\training\u eager.py in train\u on\u batch（模型、输入、目标、样本权重、输出损失度量）
309样本重量=样本重量，
310训练=正确，
-->311输出损失度量=输出损失度量）
312如果不存在（输出，列表）：
313出局=[出局]
~\Anaconda3\envs\tf gpu\lib\site packages\tensorflow\u core\python\keras\engine\training\u eager.py in\u process\u single\u batch（模型、输入、目标、输出、损耗指标、样本权重、训练）
250输出损耗度量=输出损耗度量，
251样本权重=样本权重，
-->252培训=培训）
253如果总损失为零：
254 raise VALUE ERROR（'模型无法运行'
~\Anaconda3\envs\tf gpu\lib\site packages\tensorflow\u core\python\keras\engine\training\u eager.py in\u model\u loss（模型、输入、目标、输出\u loss\u指标、样本权重、训练）
125输入=nest.map\u结构（ops.convert\u to\u张量，输入）
126
-->127输出=型号（输入，**kwargs）
128个输出=嵌套。展平（输出）
129
调用中的~\Anaconda3\envs\tf gpu\lib\site packages\tensorflow\u core\python\keras\engine\base\u layer.py（self、input、*args、**kwargs）
889，带基本\u层\u utils.autocast\u上下文\u管理器(
890自我计算类型）：
-->891输出=自调用（cast_输入，*args，**kwargs）
892自我处理活动规则化（输入、输出）
893自设置掩码元数据（输入、输出、输入掩码）
调用中的~\Anaconda3\envs\tf gpu\lib\site packages\tensorflow\u core\python\keras\engine\sequential.py（self、输入、训练、掩码）
254如果不是自建的：
255 self.\u init\u graph\u网络（self.inputs，self.outputs，name=self.name）
-->256返回超级（顺序，自）。调用（输入，训练=训练，掩码=掩码）
257
258输出=输入#处理self.layers为空的拐角情况
调用中的~\Anaconda3\envs\tf gpu\lib\site packages\tensorflow\u core\python\keras\engine\network.py（self、input、training、mask）
706返回自运行内部图(
707输入，训练=训练，面具=面具，
-->708将\u kwargs\u转换为\u常量=基本\u层\u utils.call\u context（）.saving）
709
710 def计算输出形状（自身、输入形状）：
~\Anaconda3\envs\tf gpu\lib\site packages\tensorflow\u core\python\keras\engine\network.py in\u run\u internal\u图（self、input、training、mask、convert\u kwargs\u to\u constants）
858
859#计算输出。
-->860输出张量=层（计算张量，**kwargs）
861
862#更新张量dict。
调用中的~\Anaconda3\envs\tf gpu\lib\site packages\tensorflow\u core\python\keras\engine\base\u layer.py（self、input、*args、**kwargs）
889，带基本\u层\u utils.autocast\u上下文\u管理器(
890自我计算类型）：
-->891输出=自调用（cast_输入，*args，**kwargs）
892自我处理活动规则化（输入、输出）
893自设置掩码元数据（输入、输出、输入掩码）
调用中的~\Anaconda3\envs\tf gpu\lib\site packages\tensorflow\u core\python\keras\layers\convolutional.py（self，输入）
195
196 def呼叫（自身，输入）：
-->197项产出