Undefined symbol: TF_DeleteGraph

Troubleshooting
#1

Hi, I got the latest version from git, built as usual (with USE_CUDA ON). TVM crashes on as follows:

>>> import tvm
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/home/user/tvm/python/tvm/__init__.py", line 26, in <module>
    from ._ffi.base import TVMError, __version__
  File "/home/user/tvm/python/tvm/_ffi/__init__.py", line 28, in <module>
    from .base import register_error
  File "/home/user/tvm/python/tvm/_ffi/base.py", line 70, in <module>
    _LIB, _LIB_NAME = _load_lib()
  File "/home/user/tvm/python/tvm/_ffi/base.py", line 57, in _load_lib
    lib = ctypes.CDLL(lib_path[0], ctypes.RTLD_GLOBAL)
  File "/usr/lib/python3.8/ctypes/__init__.py", line 373, in __init__
    self._handle = _dlopen(self._name, mode)
OSError: /home/user/tvm/build/libtvm.so: undefined symbol: TF_DeleteGraph

What I’m missing please?