我正在尝试在Google colab上训练ML-Agent，但是每次失败都出现相同的给定错误。
WARNING:tensorflow:From /usr/local/lib/python3.6/dist-packages/tensorflow_core/python/compat/v2_compat.py:65: disable_resource_variables (from tensorflow.python.ops.variable_scope) is deprecated and will be removed in a future version.
Instructions for updating:
non-resource variables are not supported in the long term
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Version information:
ml-agents: 0.15.1,
ml-agents-envs: 0.15.1,
Communicator API: 0.15.0,
TensorFlow: 2.0.2
Found path: /content/build/test/ball.x86_64
Mono path[0] = '/content/build/test/ball_Data/Managed'
Mono config path = '/content/build/test/ball_Data/MonoBleedingEdge/etc'
Preloaded 'lib_burst_generated.so'
Preloaded 'libgrpc_csharp_ext.x64.so'
Initialize engine version: 2018.4.21f1 (fd3915227633)
Forcing GfxDevice: Null
GfxDevice: creating device client; threaded=0
NullGfxDevice:
Version: NULL 1.0 [1.0]
Renderer: Null Device
Vendor: Unity Technologies
Begin MonoManager ReloadAssembly
- Completed reload, in 0.147 seconds
WARNING: Shader Unsupported: 'Autodesk Interactive' - Pass 'FORWARD' has no vertex shader
WARNING: Shader Unsupported: 'Autodesk Interactive' - Pass 'FORWARD_DELTA' has no vertex shader
WARNING: Shader Unsupported: 'Autodesk Interactive' - Pass 'ShadowCaster' has no vertex shader
WARNING: Shader Unsupported: 'Autodesk Interactive' - All passes removed
UnloadTime: 1.492000 ms
Fallback handler could not load library /content/build/test/ball_Data/Mono/libcoreclr.so
Fallback handler could not load library /content/build/test/ball_Data/Mono/libcoreclr.so
Fallback handler could not load library /content/build/test/ball_Data/Mono/libcoreclr.so
Fallback handler could not load library /content/build/test/ball_Data/Mono/libSystem.dylib
Fallback handler could not load library /content/build/test/ball_Data/Mono/libSystem.dylib.so
Fallback handler could not load library /content/build/test/ball_Data/Mono/libSystem.dylib
Fallback handler could not load library /content/build/test/ball_Data/Mono/libcoreclr.so
Fallback handler could not load library /content/build/test/ball_Data/Mono/libcoreclr.so
Fallback handler could not load library /content/build/test/ball_Data/Mono/libcoreclr.so
Fallback handler could not load library /content/build/test/ball_Data/Mono/libSystem.dylib
Fallback handler could not load library /content/build/test/ball_Data/Mono/libSystem.dylib.so
Fallback handler could not load library /content/build/test/ball_Data/Mono/libSystem.dylib
2020-05-29 13:53:12 INFO [environment.py:160] Connected to Unity environment with package version 0.15.1-preview and communication version 0.15.0
2020-05-29 13:53:12 INFO [environment.py:305] Connected new brain:
3DBall?team=0
2020-05-29 13:53:12 INFO [trainer_controller.py:167] Hyperparameters for the PPOTrainer of brain 3DBall:
trainer: ppo
... (Hyperparameter list)
summary_path: test-1_3DBall
model_path: ./models/test-1/3DBall
keep_checkpoints: 5
2020-05-29 13:53:12.718558: I tensorflow/core/platform/cpu_feature_guard.cc:142] Your CPU supports instructions that this TensorFlow binary was not compiled to use: AVX2 FMA
2020-05-29 13:53:12.732085: I tensorflow/core/platform/profile_utils/cpu_utils.cc:94] CPU Frequency: 2200000000 Hz
2020-05-29 13:53:12.732627: I tensorflow/compiler/xla/service/service.cc:168] XLA service 0x1818f40 executing computations on platform Host. Devices:
2020-05-29 13:53:12.732677: I tensorflow/compiler/xla/service/service.cc:175] StreamExecutor device (0): Host, Default Version
Receiving unhandled NULL exception
2020-05-29 13:54:17 INFO [subprocess_env_manager.py:150] UnityEnvironment worker 0: environment stopping.
2020-05-29 13:54:17 INFO [trainer_controller.py:104] Learning was interrupted. Please wait while the graph is generated.
2020-05-29 13:54:17 INFO [environment.py:455] Environment shut down with return code -11 (SIGSEGV).
2020-05-29 13:54:18 INFO [trainer_controller.py:100] Saved Model
2020-05-29 13:54:18 INFO [model_serialization.py:222] List of nodes to export for brain :3DBall?team=0
2020-05-29 13:54:18 INFO [model_serialization.py:224] is_continuous_control
2020-05-29 13:54:18 INFO [model_serialization.py:224] version_number
2020-05-29 13:54:18 INFO [model_serialization.py:224] memory_size
2020-05-29 13:54:18 INFO [model_serialization.py:224] action_output_shape
2020-05-29 13:54:18 INFO [model_serialization.py:224] action
2020-05-29 13:54:18 INFO [model_serialization.py:224] action_probs
Converting ./models/test-1/3DBall/frozen_graph_def.pb to ./models/test-1/3DBall.nn
IGNORED: Cast unknown layer
IGNORED: Shape unknown layer
IGNORED: StopGradient unknown layer
GLOBALS: 'is_continuous_control', 'version_number', 'memory_size', 'action_output_shape'
IN: 'vector_observation': [-1, 1, 1, 8] => 'sub_2'
OUT: 'action', 'action_probs'
DONE: wrote ./models/test-1/3DBall.nn file.
2020-05-29 13:54:18 INFO [model_serialization.py:76] Exported ./models/test-1/3DBall.nn file
ML-Agents版本= 0.15.1 check the repo
统一版本= 2018.4.21f1（用于创建Linux版本）
已使用的步骤：
ENV_BINARY = '/content/build/test/ball.x86_64'
mlagents-learn /content/config.yaml --run-id=test-1 --env=$ENV_BINARY --train --no-graphics
我遵循的另一种方法：
在Google colab中安装unity以在colab本身中创建一个构建文件，但是该构建无法统一进行。
为实现这一点，我使用了notebook
似乎互联网上没有与此主题相关的资源。 因此，请帮我解决这个问题，我已经浪费了我两天的搜索时间，并试图在google colab中运行ML-Agent。
更新： 在我使用Unity引擎的2019.3.15f1版本更新环境构建之后，colab笔记本开始工作。