bad callback: <bound method MultiRobotTF_Publisher.listcallback of <__main__.MultiRobotTF_Publisher instance at 0x7f7dcf4b3320>>

[Coder-Chouchou]

Hello, I am running "roslaunch turtlebot3sim two_robots.launch
", the terminal prints the following error:

[ERROR] [1680058658.374836, 3538.619000]: bad callback: <bound method MultiRobotTF_Publisher.listcallback of <main.MultiRobotTF_Publisher instance at 0x7f7dcf4b3320>>
Traceback (most recent call last):
File "/opt/ros/melodic/lib/python2.7/dist-packages/rospy/topics.py", line 750, in _invoke_callback
cb(msg)
File "/home/xiaohu/project/SMMR-Explore/src/smmr_explore_wrapper/scripts/matchStamps2tf_pointnet_map_tf.py", line 163, in listcallback
feature = self.map2feature(submap_result.map, self.nn_input_size)
File "/home/xiaohu/project/SMMR-Explore/src/smmr_explore_wrapper/scripts/matchStamps2tf_pointnet_map_tf.py", line 341, in map2feature
feature = np.array(self.model(torch.from_numpy(scaled_grid).float().view((-1, 1, input_dim, 2)).cuda()).cpu())
File "/home/xiaohu/.local/lib/python2.7/site-packages/torch/nn/modules/module.py", line 532, in call
result = self.forward(*input, **kwargs)
File "/home/xiaohu/project/SMMR-Explore/src/smmr_explore_wrapper/scripts/PointNetVlad.py", line 302, in forward
x = self.point_net(x)
File "/home/xiaohu/.local/lib/python2.7/site-packages/torch/nn/modules/module.py", line 532, in call
result = self.forward(*input, **kwargs)
File "/home/xiaohu/project/SMMR-Explore/src/smmr_explore_wrapper/scripts/PointNetVlad.py", line 260, in forward
trans = self.stn(x)
File "/home/xiaohu/.local/lib/python2.7/site-packages/torch/nn/modules/module.py", line 532, in call
result = self.forward(*input, **kwargs)
File "/home/xiaohu/project/SMMR-Explore/src/smmr_explore_wrapper/scripts/PointNetVlad.py", line 213, in forward
x = F.relu(self.conv1(x))
File "/home/xiaohu/.local/lib/python2.7/site-packages/torch/nn/modules/module.py", line 532, in call
result = self.forward(*input, **kwargs)
File "/home/xiaohu/.local/lib/python2.7/site-packages/torch/nn/modules/conv.py", line 345, in forward
return self.conv2d_forward(input, self.weight)
File "/home/xiaohu/.local/lib/python2.7/site-packages/torch/nn/modules/conv.py", line 342, in conv2d_forward
self.padding, self.dilation, self.groups)
RuntimeError: cuDNN error: CUDNN_STATUS_MAPPING_ERROR

This problem has troubled me for a long time, how should I solve it?