ASSERTION FAILED #21

[FATAL] [1698125361.856396475]: ASSERTION FAILED
        file = /opt/ros/noetic/include/ros/publisher.h
        line = 107
        cond = false
        message = 
[FATAL] [1698125361.859741635]: Call to publish() on an invalid Publisher
[FATAL] [1698125361.859824736]: 

[file_player-1] process has died [pid 244993, exit code -5, cmd /home/robot-nuc12/catkin_ws/devel/lib/file_player/file_player __name:=file_player __log:=/home/robot-nuc12/.ros/log/92662728-722d-11ee-8884-edfe5912eeb3/file_player-1.log].
log file: /home/robot-nuc12/.ros/log/92662728-722d-11ee-8884-edfe5912eeb3/file_player-1*.log

.
├── global_pose.csv
└── sensor_data
    ├── data_stamp.csv
    ├── gps.csv
    ├── navtech_top_stamp.csv
    ├── Ouster
    ├── ouster_front_stamp.csv
    ├── radar
    ├── sick_pointcloud.las
    └── xsens_imu.csv