Terminate called after throwing an instance of 'dmlc::Error'

I re-install tvm under mxnet/3rdparty/tvm,ererything is ok.
https://docs.tvm.ai/install/from_source.html#python-package-installation
it works for me.good luck!
root@firefly:~/mxnet/3rdparty/tvm# python
Python 3.5.2 (default, Nov 12 2018, 13:43:14)
[GCC 5.4.0 20160609] on linux
Type “help”, “copyright”, “credits” or “license” for more information.
>>> import mxnet
>>> import nnvm.compiler
>>> exit()
root@firefly:~/mxnet/3rdparty/tvm#