[ERROR] [1587108107.523421, 540.116000]: bad callback: <bound method SetInit.callback of <__main__.SetInit instance at 0x7fd43be90230>>

[zhang-cq]

When I tried PYSOT, after I draw the rectangle and pressed 's', I got these:

[ERROR] [1587108107.523421, 540.116000]: bad callback: <bound method SetInit.callback of <main.SetInit instance at 0x7fd43be90230>>
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 "set_init.py", line 39, in callback
self.init_rect_service(self.x1, self.y1, self.x2, self.y2)
File "/opt/ros/melodic/lib/python2.7/dist-packages/rospy/impl/tcpros_service.py", line 439, in call
return self.call(*args, **kwds)
File "/opt/ros/melodic/lib/python2.7/dist-packages/rospy/impl/tcpros_service.py", line 519, in call
responses = transport.receive_once()
File "/opt/ros/melodic/lib/python2.7/dist-packages/rospy/impl/tcpros_base.py", line 730, in receive_once
p.read_messages(b, msg_queue, sock)
File "/opt/ros/melodic/lib/python2.7/dist-packages/rospy/impl/tcpros_service.py", line 357, in read_messages
self._read_ok_byte(b, sock)
File "/opt/ros/melodic/lib/python2.7/dist-packages/rospy/impl/tcpros_service.py", line 340, in _read_ok_byte
raise ServiceException("service [%s] responded with an error: %s"%(self.resolved_name, str))
ServiceException: service [/init_rect] responded with an error: service cannot process request: handler returned invalid value: Invalid number of arguments, args should be [] args are(True,)