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tum-pbs / DMCF

Guaranteed Conservation of Momentum for Learning Particle-based Fluid Dynamics (NeurIPS '22)
MIT License
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tensorflow.python.framework.errors_impl.NotFoundError #16

Closed Science2AI-TaoXu closed 5 months ago

Science2AI-TaoXu commented 6 months ago

python 3.9 tensorflow==2.5.0 open3d==0.15.2 when I try to use Pretrained Models as: python run_pipeline.py --cfg_file configs/WBC-SPH.yml \ --dataset_path AI4CFD/WaterRamps \ --ckpt_path checkpoints/WBC-SPH \ --split test

the error is : File "/home/taoxu/test02/miniconda3-taoxu/envs/dmcf2/lib/python3.9/site-packages/tensorflow/python/framework/load_library.py", line 58, in load_op_library lib_handle = py_tf.TF_LoadLibrary(library_filename) tensorflow.python.framework.errors_impl.NotFoundError: /home/taoxu/test02/taoxu/088-3D/DMCF/utils/tools/sampling_so.so: undefined symbol: _ZNK10tensorflow8OpKernel11TraceStringB5cxx11ERKNS_15OpKernelContextEb

Prantl commented 6 months ago

Hi!

It looks like the custom TF operators are not being found. We use custom TF modules in some scenarios that have to be built manually. Did you do that? It is described in the "Optional" part of the "Dependencies and Setup" chapter:

Build FPS/EMD module: cd utils; make; cd ..