학습된 모델을 저장한 이후 다시 복원하는 코드(5장 Saver)에서 NotFoundError가 발생합니다.

[ggokka]

INFO:tensorflow:Restoring parameters from ./model\dnn.ckpt-2

NotFoundError Traceback (most recent call last)
d:\program files\python36\lib\site-packages\tensorflow\python\client\session.py in _do_call(self, fn, *args)
1326 try:
-> 1327 return fn(*args)
1328 except errors.OpError as e:

d:\program files\python36\lib\site-packages\tensorflow\python\client\session.py in _run_fn(session, feed_dict, fetch_list, target_list, options, run_metadata)
1305 feed_dict, fetch_list, target_list,
-> 1306 status, run_metadata)
1307

d:\program files\python36\lib\contextlib.py in exit(self, type, value, traceback)
87 try:
---> 88 next(self.gen)
89 except StopIteration:

d:\program files\python36\lib\site-packages\tensorflow\python\framework\errors_impl.py in raise_exception_on_not_ok_status()
465 compat.as_text(pywrap_tensorflow.TF_Message(status)),
--> 466 pywrap_tensorflow.TF_GetCode(status))
467 finally:

NotFoundError: Key beta1_power_4 not found in checkpoint
[[Node: save_5/RestoreV2_61 = RestoreV2[dtypes=[DT_FLOAT], _device="/job:localhost/replica:0/task:0/cpu:0"](_arg_save_5/Const_0_0, save_5/RestoreV2_61/tensor_names, save_5/RestoreV2_61/shape_and_slices)]]

During handling of the above exception, another exception occurred:

NotFoundError Traceback (most recent call last)
in ()
51 ckpt = tf.train.get_checkpoint_state('./model')
52 if ckpt and tf.train.checkpoint_exists(ckpt.model_checkpoint_path):
---> 53 saver.restore(sess, ckpt.model_checkpoint_path)
54 else:
55 sess.run(tf.global_variables_initializer())

d:\program files\python36\lib\site-packages\tensorflow\python\training\saver.py in restore(self, sess, save_path)
1558 logging.info("Restoring parameters from %s", save_path)
1559 sess.run(self.saver_def.restore_op_name,
-> 1560 {self.saver_def.filename_tensor_name: save_path})
1561
1562 @staticmethod

d:\program files\python36\lib\site-packages\tensorflow\python\client\session.py in run(self, fetches, feed_dict, options, run_metadata)
893 try:
894 result = self._run(None, fetches, feed_dict, options_ptr,
--> 895 run_metadata_ptr)
896 if run_metadata:
897 proto_data = tf_session.TF_GetBuffer(run_metadata_ptr)

d:\program files\python36\lib\site-packages\tensorflow\python\client\session.py in _run(self, handle, fetches, feed_dict, options, run_metadata)
1122 if final_fetches or final_targets or (handle and feed_dict_tensor):
1123 results = self._do_run(handle, final_targets, final_fetches,
-> 1124 feed_dict_tensor, options, run_metadata)
1125 else:
1126 results = []

d:\program files\python36\lib\site-packages\tensorflow\python\client\session.py in _do_run(self, handle, target_list, fetch_list, feed_dict, options, run_metadata)
1319 if handle is None:
1320 return self._do_call(_run_fn, self._session, feeds, fetches, targets,
-> 1321 options, run_metadata)
1322 else:
1323 return self._do_call(_prun_fn, self._session, handle, feeds, fetches)

d:\program files\python36\lib\site-packages\tensorflow\python\client\session.py in _do_call(self, fn, *args)
1338 except KeyError:
1339 pass
-> 1340 raise type(e)(node_def, op, message)
1341
1342 def _extend_graph(self):

NotFoundError: Key beta1_power_4 not found in checkpoint
[[Node: save_5/RestoreV2_61 = RestoreV2[dtypes=[DT_FLOAT], _device="/job:localhost/replica:0/task:0/cpu:0"](_arg_save_5/Const_0_0, save_5/RestoreV2_61/tensor_names, save_5/RestoreV2_61/shape_and_slices)]]

Caused by op 'save_5/RestoreV2_61', defined at:
File "d:\program files\python36\lib\runpy.py", line 193, in _run_module_as_main
"main", mod_spec)
File "d:\program files\python36\lib\runpy.py", line 85, in _run_code
exec(code, run_globals)
File "d:\program files\python36\lib\site-packages\ipykernel_launcher.py", line 16, in
app.launch_new_instance()
File "d:\program files\python36\lib\site-packages\traitlets\config\application.py", line 658, in launch_instance
app.start()
File "d:\program files\python36\lib\site-packages\ipykernel\kernelapp.py", line 477, in start
ioloop.IOLoop.instance().start()
File "d:\program files\python36\lib\site-packages\zmq\eventloop\ioloop.py", line 177, in start
super(ZMQIOLoop, self).start()
File "d:\program files\python36\lib\site-packages\tornado\ioloop.py", line 888, in start
handler_func(fd_obj, events)
File "d:\program files\python36\lib\site-packages\tornado\stack_context.py", line 277, in null_wrapper
return fn(*args, **kwargs)
File "d:\program files\python36\lib\site-packages\zmq\eventloop\zmqstream.py", line 440, in _handle_events
self._handle_recv()
File "d:\program files\python36\lib\site-packages\zmq\eventloop\zmqstream.py", line 472, in _handle_recv
self._run_callback(callback, msg)
File "d:\program files\python36\lib\site-packages\zmq\eventloop\zmqstream.py", line 414, in _run_callback
callback(*args, **kwargs)
File "d:\program files\python36\lib\site-packages\tornado\stack_context.py", line 277, in null_wrapper
return fn(*args, **kwargs)
File "d:\program files\python36\lib\site-packages\ipykernel\kernelbase.py", line 283, in dispatcher
return self.dispatch_shell(stream, msg)
File "d:\program files\python36\lib\site-packages\ipykernel\kernelbase.py", line 235, in dispatch_shell
handler(stream, idents, msg)
File "d:\program files\python36\lib\site-packages\ipykernel\kernelbase.py", line 399, in execute_request
user_expressions, allow_stdin)
File "d:\program files\python36\lib\site-packages\ipykernel\ipkernel.py", line 196, in do_execute
res = shell.run_cell(code, store_history=store_history, silent=silent)
File "d:\program files\python36\lib\site-packages\ipykernel\zmqshell.py", line 533, in run_cell
return super(ZMQInteractiveShell, self).run_cell(*args, **kwargs)
File "d:\program files\python36\lib\site-packages\IPython\core\interactiveshell.py", line 2728, in run_cell
interactivity=interactivity, compiler=compiler, result=result)
File "d:\program files\python36\lib\site-packages\IPython\core\interactiveshell.py", line 2850, in run_ast_nodes
if self.run_code(code, result):
File "d:\program files\python36\lib\site-packages\IPython\core\interactiveshell.py", line 2910, in run_code
exec(code_obj, self.user_global_ns, self.user_ns)
File "", line 49, in
saver = tf.train.Saver(tf.global_variables())
File "d:\program files\python36\lib\site-packages\tensorflow\python\training\saver.py", line 1140, in init
self.build()
File "d:\program files\python36\lib\site-packages\tensorflow\python\training\saver.py", line 1172, in build
filename=self._filename)
File "d:\program files\python36\lib\site-packages\tensorflow\python\training\saver.py", line 688, in build
restore_sequentially, reshape)
File "d:\program files\python36\lib\site-packages\tensorflow\python\training\saver.py", line 407, in _AddRestoreOps
tensors = self.restore_op(filename_tensor, saveable, preferred_shard)
File "d:\program files\python36\lib\site-packages\tensorflow\python\training\saver.py", line 247, in restore_op
[spec.tensor.dtype])[0])
File "d:\program files\python36\lib\site-packages\tensorflow\python\ops\gen_io_ops.py", line 663, in restore_v2
dtypes=dtypes, name=name)
File "d:\program files\python36\lib\site-packages\tensorflow\python\framework\op_def_library.py", line 767, in apply_op
op_def=op_def)
File "d:\program files\python36\lib\site-packages\tensorflow\python\framework\ops.py", line 2630, in create_op
original_op=self._default_original_op, op_def=op_def)
File "d:\program files\python36\lib\site-packages\tensorflow\python\framework\ops.py", line 1204, in init
self._traceback = self._graph._extract_stack() # pylint: disable=protected-access

NotFoundError (see above for traceback): Key beta1_power_4 not found in checkpoint
[[Node: save_5/RestoreV2_61 = RestoreV2[dtypes=[DT_FLOAT], _device="/job:localhost/replica:0/task:0/cpu:0"](_arg_save_5/Const_0_0, save_5/RestoreV2_61/tensor_names, save_5/RestoreV2_61/shape_and_slices)]]

​

[graykode]

#39 풀리퀘스트 했습니다.

[youchangCho]

저랑 동일한 문제를 격으셨네요?
해결이 되었나요?
전 Visual studio 2017에서 동일한 증상으로 고민하다가 대화창을 Anaconda 로 하지 않아서 환경을 Anaconda 로 변경 후 실행 해보니 data.csv파일 자체가 로드가 않되는 문제가 #52 발생 합니다.

혹시 환경이 동일하다면 조언 부탁 드립니다.