当我导入tensorflow时，它会给我这个错误：
---------------------------------------------------------------------------
ImportError Traceback (most recent call last)
/home/jingw222/anaconda3/lib/python3.6/site-packages/tensorflow/python/pywrap_tensorflow.py in <module>()
40 sys.setdlopenflags(_default_dlopen_flags | ctypes.RTLD_GLOBAL)
---> 41 from tensorflow.python.pywrap_tensorflow_internal import *
42 from tensorflow.python.pywrap_tensorflow_internal import __version__
/home/jingw222/anaconda3/lib/python3.6/site-packages/tensorflow/python/pywrap_tensorflow_internal.py in <module>()
27 return _mod
---> 28 _pywrap_tensorflow_internal = swig_import_helper()
29 del swig_import_helper
/home/jingw222/anaconda3/lib/python3.6/site-packages/tensorflow/python/pywrap_tensorflow_internal.py in swig_import_helper()
23 try:
---> 24 _mod = imp.load_module('_pywrap_tensorflow_internal', fp, pathname, description)
25 finally:
/home/jingw222/anaconda3/lib/python3.6/imp.py in load_module(name, file, filename, details)
241 else:
--> 242 return load_dynamic(name, filename, file)
243 elif type_ == PKG_DIRECTORY:
/home/jingw222/anaconda3/lib/python3.6/imp.py in load_dynamic(name, path, file)
341 name=name, loader=loader, origin=path)
--> 342 return _load(spec)
343
ImportError: /home/jingw222/anaconda3/lib/python3.6/site-packages/zmq/backend/cython/../../../../.././libstdc++.so.6: version `GLIBCXX_3.4.20' not found (required by /home/jingw222/anaconda3/lib/python3.6/site-packages/tensorflow/python/_pywrap_tensorflow_internal.so)
During handling of the above exception, another exception occurred:
ImportError Traceback (most recent call last)
<ipython-input-17-67acea67bc13> in <module>()
----> 1 import tensorflow as tf
2 from functools import partial
3 from sklearn.model_selection import KFold
4 from sklearn.preprocessing import StandardScaler
/home/jingw222/anaconda3/lib/python3.6/site-packages/tensorflow/__init__.py in <module>()
22
23 # pylint: disable=wildcard-import
---> 24 from tensorflow.python import *
25 # pylint: enable=wildcard-import
26
/home/jingw222/anaconda3/lib/python3.6/site-packages/tensorflow/python/__init__.py in <module>()
47 import numpy as np
48
---> 49 from tensorflow.python import pywrap_tensorflow
50
51 # Protocol buffers
/home/jingw222/anaconda3/lib/python3.6/site-packages/tensorflow/python/pywrap_tensorflow.py in <module>()
50 for some common reasons and solutions. Include the entire stack trace
51 above this error message when asking for help.""" % traceback.format_exc()
---> 52 raise ImportError(msg)
53
54 # pylint: enable=wildcard-import,g-import-not-at-top,unused-import,line-too-long
ImportError: Traceback (most recent call last):
File "/home/jingw222/anaconda3/lib/python3.6/site-packages/tensorflow/python/pywrap_tensorflow.py", line 41, in <module>
from tensorflow.python.pywrap_tensorflow_internal import *
File "/home/jingw222/anaconda3/lib/python3.6/site-packages/tensorflow/python/pywrap_tensorflow_internal.py", line 28, in <module>
_pywrap_tensorflow_internal = swig_import_helper()
File "/home/jingw222/anaconda3/lib/python3.6/site-packages/tensorflow/python/pywrap_tensorflow_internal.py", line 24, in swig_import_helper
_mod = imp.load_module('_pywrap_tensorflow_internal', fp, pathname, description)
File "/home/jingw222/anaconda3/lib/python3.6/imp.py", line 242, in load_module
return load_dynamic(name, filename, file)
File "/home/jingw222/anaconda3/lib/python3.6/imp.py", line 342, in load_dynamic
return _load(spec)
ImportError: /home/jingw222/anaconda3/lib/python3.6/site-packages/zmq/backend/cython/../../../../.././libstdc++.so.6: version `GLIBCXX_3.4.20' not found (required by /home/jingw222/anaconda3/lib/python3.6/site-packages/tensorflow/python/_pywrap_tensorflow_internal.so)
Failed to load the native TensorFlow runtime.
See https://www.tensorflow.org/install/install_sources#common_installation_problems
for some common reasons and solutions. Include the entire stack trace
above this error message when asking for help.
许多其他ML库也拒绝加载（例如xgboost）。我目前在Ubuntu 16.04上。我昨天刚刚将anaconda更新到最新版本4.4。我怎样才能恢复工作？