Ruan Hao

Hi, @Abyssaledge, I follow the instruction of [mxnet](https://mxnet.apache.org/versions/1.9.0/get_started/build_from_source): ```shell git clone --recursive https://github.com/apache/incubator-mxnet mxnet cd mxnet git checkout 1496c91871b9d81d6a18785bdc8a1c3450bedbca sudo apt-get update sudo apt-get install -y build-essential git ninja-build ccache...

@Abyssaledge Thanks for your reply. I had solved that error. I think `mkldnn` is a submodule in `mxnet`. So I run the command: ```shell git submodule sync git submodule update...

@Abyssaledge Hi, I had installed all the dependencies (mxnet, openmpi, etc.). As for the customized operators, I modified the `mx_home` to my `MXNet` directory and simply run `make` in `operator_cxx/contrib`....

@happynear Hi, I added the folder of `libmxnet.so` into `LD_LIBRARY_PATH`: ```shell export LD_LIBRARY_PATH="/home/ruanhao/range_view/mxnet/build:$LD_LIBRARY_PATH" ``` The error disappeared. Thanks for your reply.

@happynear @Abyssaledge Hi, I run `python tools/train.py --config "config/rangedet/rangedet_veh_wo_aug_all_36e.py"` and error occurred: Click to expand error! ```shell [Warning] Your mxnet does not support ProposalTarget [Warning] Your mxnet does not support...