cannot reshape array of size 16 into shape (3,4)

[zhuchengyao]

I setup the environment and run a sample. But get into the error below.

(VoxPoser) cyzhu@Fudan-ai:~/VoxPoser/RLBench/examples$ python3 single_task_rl.py
Reset Episode
Traceback (most recent call last):
File "/nfs/cyzhu/VoxPoser/RLBench/examples/single_task_rl.py", line 37, in
descriptions, obs = task.reset()
^^^^^^^^^^^^
File "/nfs/cyzhu/VoxPoser/RLBench/rlbench/task_environment.py", line 91, in reset
return desc, self._scene.get_observation()
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/nfs/cyzhu/VoxPoser/RLBench/rlbench/backend/scene.py", line 258, in get_observation
np.reshape(tip.get_matrix(), (3, 4))
File "/nfs/cyzhu/anaconda3/lib/python3.11/site-packages/numpy/core/fromnumeric.py", line 285, in reshape
return _wrapfunc(a, 'reshape', newshape, order=order)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/nfs/cyzhu/anaconda3/lib/python3.11/site-packages/numpy/core/fromnumeric.py", line 59, in _wrapfunc
return bound(*args, **kwds)
^^^^^^^^^^^^^^^^^^^^
ValueError: cannot reshape array of size 16 into shape (3,4)
QObject::~QObject: Timers cannot be stopped from another thread
QMutex: destroying locked mutex