E006 tensorflow build_error ai_generated true

tensorflow.python.framework.errors_impl.InternalError: OpKernel registration failed: Could not find 'CustomOp' in the list of registered ops.

ID: tensorflow/custom-op-not-found

Also available as: JSON · Markdown · 中文
80%Fix Rate
85%Confidence
1Evidence
2023-05-10First Seen

Version Compatibility

VersionStatusIntroducedDeprecatedNotes
tensorflow>=2.0.0 active — — —
tensorflow<=2.13.0 active — — —

Root Cause

A custom TensorFlow operation was not properly compiled or loaded, so the runtime cannot find its kernel.

generic

中文

自定义 TensorFlow 操作未能正确编译或加载，导致运行时找不到其内核。

Official Documentation

https://www.tensorflow.org/guide/create_op

Workarounds

  1. 80% success Compile the custom op using tf.load_op_library('path/to/custom_op.so') and ensure the .so file is in the same directory as the script. 
    Compile the custom op using tf.load_op_library('path/to/custom_op.so') and ensure the .so file is in the same directory as the script.
  2. 85% success Use tf.raw_ops.CustomOp after ensuring the op is registered via a proper build script (e.g., using Bazel or CMake). Example: from tensorflow.python.framework import load_library; custom_op = load_library.load_op_library('custom_op.so') 
    Use tf.raw_ops.CustomOp after ensuring the op is registered via a proper build script (e.g., using Bazel or CMake). Example: from tensorflow.python.framework import load_library; custom_op = load_library.load_op_library('custom_op.so')

中文步骤

  1. Compile the custom op using tf.load_op_library('path/to/custom_op.so') and ensure the .so file is in the same directory as the script.
  2. Use tf.raw_ops.CustomOp after ensuring the op is registered via a proper build script (e.g., using Bazel or CMake). Example: from tensorflow.python.framework import load_library; custom_op = load_library.load_op_library('custom_op.so')

Dead Ends

Common approaches that don't work:

  1. Use pip install tensorflow-custom-op 90% fail

    Assumes a pip package exists; usually custom ops are not distributed via pip.

  2. Set PYTHONPATH to include the op source directory 95% fail

    Does not compile the op; only adds source to path.