Build and install error messages

TensorFlow uses GitHub issues and Stack Overflow to track and document build and installation problems.

The following list links error messages to a solution or discussion. If you find an installation or build problem that is not listed, please search the GitHub issues and Stack Overflow. If you still can't find the error message, ask a new question on Stack Overflow with the tensorflow tag.

GitHub issue or Stack Overflow Error Message
36159194
ImportError: libcudart.so.Version: cannot open shared object file:
  No such file or directory
41991101
ImportError: libcudnn.Version: cannot open shared object file:
  No such file or directory
36371137 and here
libprotobuf ERROR google/protobuf/src/google/protobuf/io/coded_stream.cc:207] A
  protocol message was rejected because it was too big (more than 67108864 bytes).
  To increase the limit (or to disable these warnings), see
  CodedInputStream::SetTotalBytesLimit() in google/protobuf/io/coded_stream.h.
35252888
Error importing tensorflow. Unless you are using bazel, you should
  not try to import tensorflow from its source directory; please exit the
  tensorflow source tree, and relaunch your python interpreter from
  there.
33623453
IOError: [Errno 2] No such file or directory:
  '/tmp/pip-o6Tpui-build/setup.py'
42006320
ImportError: Traceback (most recent call last):
  File ".../tensorflow/core/framework/graph_pb2.py", line 6, in 
  from google.protobuf import descriptor as _descriptor
  ImportError: cannot import name 'descriptor'
35190574
SSLError: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify
  failed
42009190
  Installing collected packages: setuptools, protobuf, wheel, numpy, tensorflow
  Found existing installation: setuptools 1.1.6
  Uninstalling setuptools-1.1.6:
  Exception:
  ...
  [Errno 1] Operation not permitted:
  '/tmp/pip-a1DXRT-uninstall/.../lib/python/_markerlib' 
36933958
  ...
  Installing collected packages: setuptools, protobuf, wheel, numpy, tensorflow
  Found existing installation: setuptools 1.1.6
  Uninstalling setuptools-1.1.6:
  Exception:
  ...
  [Errno 1] Operation not permitted:
  '/tmp/pip-a1DXRT-uninstall/System/Library/Frameworks/Python.framework/
   Versions/2.7/Extras/lib/python/_markerlib'
42006320
ImportError: Traceback (most recent call last):
File ".../tensorflow/core/framework/graph_pb2.py", line 6, in 
from google.protobuf import descriptor as _descriptor
ImportError: cannot import name 'descriptor'
33623453
IOError: [Errno 2] No such file or directory:
  '/tmp/pip-o6Tpui-build/setup.py'
35190574
SSLError: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify
  failed
42009190
  Installing collected packages: setuptools, protobuf, wheel, numpy, tensorflow
  Found existing installation: setuptools 1.1.6
  Uninstalling setuptools-1.1.6:
  Exception:
  ...
  [Errno 1] Operation not permitted:
  '/tmp/pip-a1DXRT-uninstall/.../lib/python/_markerlib' 
33622019
ImportError: No module named copyreg
37810228 During a pip install operation, the system returns:
OSError: [Errno 1] Operation not permitted
33622842 An import tensorflow statement triggers an error such as the following:
Traceback (most recent call last):
  File "", line 1, in 
  File "/usr/local/lib/python2.7/site-packages/tensorflow/__init__.py",
    line 4, in 
    from tensorflow.python import *
    ...
  File "/usr/local/lib/python2.7/site-packages/tensorflow/core/framework/tensor_shape_pb2.py",
    line 22, in 
    serialized_pb=_b('\n,tensorflow/core/framework/tensor_shape.proto\x12\ntensorflow\"d\n\x10TensorShapeProto\x12-\n\x03\x64im\x18\x02
      \x03(\x0b\x32
      .tensorflow.TensorShapeProto.Dim\x1a!\n\x03\x44im\x12\x0c\n\x04size\x18\x01
      \x01(\x03\x12\x0c\n\x04name\x18\x02 \x01(\tb\x06proto3')
  TypeError: __init__() got an unexpected keyword argument 'syntax'
42075397 A pip install command triggers the following error:
...
You have not agreed to the Xcode license agreements, please run
'xcodebuild -license' (for user-level acceptance) or
'sudo xcodebuild -license' (for system-wide acceptance) from within a
Terminal window to review and agree to the Xcode license agreements.
...
  File "numpy/core/setup.py", line 653, in get_mathlib_info

    raise RuntimeError("Broken toolchain: cannot link a simple C program")

RuntimeError: Broken toolchain: cannot link a simple C program
41007279
[...\stream_executor\dso_loader.cc] Couldn't open CUDA library nvcuda.dll
41007279
[...\stream_executor\cuda\cuda_dnn.cc] Unable to load cuDNN DSO
42006320
ImportError: Traceback (most recent call last):
File "...\tensorflow\core\framework\graph_pb2.py", line 6, in 
from google.protobuf import descriptor as _descriptor
ImportError: cannot import name 'descriptor'
42011070
No module named "pywrap_tensorflow"
42217532
OpKernel ('op: "BestSplits" device_type: "CPU"') for unknown op: BestSplits
43134753
The TensorFlow library wasn't compiled to use SSE instructions
38896424
Could not find a version that satisfies the requirement tensorflow
42006320
ImportError: Traceback (most recent call last):
File ".../tensorflow/core/framework/graph_pb2.py", line 6, in 
from google.protobuf import descriptor as _descriptor
ImportError: cannot import name 'descriptor'
33623453
IOError: [Errno 2] No such file or directory:
  '/tmp/pip-o6Tpui-build/setup.py'
35190574
SSLError: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify
  failed
42009190
  Installing collected packages: setuptools, protobuf, wheel, numpy, tensorflow
  Found existing installation: setuptools 1.1.6
  Uninstalling setuptools-1.1.6:
  Exception:
  ...
  [Errno 1] Operation not permitted:
  '/tmp/pip-a1DXRT-uninstall/.../lib/python/_markerlib' 
33622019
ImportError: No module named copyreg
37810228 During a pip install operation, the system returns:
OSError: [Errno 1] Operation not permitted
33622842 An import tensorflow statement triggers an error such as the following:
Traceback (most recent call last):
  File "", line 1, in 
  File "/usr/local/lib/python2.7/site-packages/tensorflow/__init__.py",
    line 4, in 
    from tensorflow.python import *
    ...
  File "/usr/local/lib/python2.7/site-packages/tensorflow/core/framework/tensor_shape_pb2.py",
    line 22, in 
    serialized_pb=_b('\n,tensorflow/core/framework/tensor_shape.proto\x12\ntensorflow\"d\n\x10TensorShapeProto\x12-\n\x03\x64im\x18\x02
      \x03(\x0b\x32
      .tensorflow.TensorShapeProto.Dim\x1a!\n\x03\x44im\x12\x0c\n\x04size\x18\x01
      \x01(\x03\x12\x0c\n\x04name\x18\x02 \x01(\tb\x06proto3')
  TypeError: __init__() got an unexpected keyword argument 'syntax'
41293077
W tensorflow/core/platform/cpu_feature_guard.cc:45] The TensorFlow
  library wasn't compiled to use SSE4.1 instructions, but these are available on
  your machine and could speed up CPU computations.
42013316
ImportError: libcudart.so.8.0: cannot open shared object file:
  No such file or directory
42013316
ImportError: libcudnn.5: cannot open shared object file:
  No such file or directory
35953210 Invoking `python` or `ipython` generates the following error:
ImportError: cannot import name pywrap_tensorflow
45276830
external/local_config_cc/BUILD:50:5: in apple_cc_toolchain rule
  @local_config_cc//:cc-compiler-darwin_x86_64: Xcode version must be specified
  to use an Apple CROSSTOOL.
47080760
undefined reference to `cublasGemmEx@libcublas.so.9.0'
22512
ModuleNotFoundError: No module named 'tensorflow.python._pywrap_tensorflow_internal'
22512, 22794
ImportError: DLL load failed: The specified module could not be found.