[ERROR] [1620809433.714875959]: Failed to load nodelet [/camera/realsense2_camera] of type [realsense2_camera/RealSenseNodeFactory] even after refreshing the cache:

Yesterday it was working fine and now I got this error Any idea how to solve this.
roslaunch realsense2_camera rs_rgbd.launch enable_depth:=true
... logging to /home/kuka-ai/.ros/log/1c667946-b2ff-11eb-a546-796fd99f39fc/roslaunch-kukaai-ROG-Zephyrus-G15-GA502IU-GA502IU-55847.log
Checking log directory for disk usage. This may take a while.
Press Ctrl-C to interrupt
Done checking log file disk usage. Usage is <1GB.

started roslaunch server http://kukaai-ROG-Zephyrus-G15-GA502IU-GA502IU:46209/

SUMMARY
========

PARAMETERS
 * /camera/realsense2_camera/accel_fps: 250
 * /camera/realsense2_camera/accel_frame_id: camera_accel_frame
 * /camera/realsense2_camera/accel_optical_frame_id: camera_accel_opti...
 * /camera/realsense2_camera/align_depth: True
 * /camera/realsense2_camera/aligned_depth_to_color_frame_id: camera_aligned_de...
 * /camera/realsense2_camera/aligned_depth_to_fisheye1_frame_id: camera_aligned_de...
 * /camera/realsense2_camera/aligned_depth_to_fisheye2_frame_id: camera_aligned_de...
 * /camera/realsense2_camera/aligned_depth_to_fisheye_frame_id: camera_aligned_de...
 * /camera/realsense2_camera/aligned_depth_to_infra1_frame_id: camera_aligned_de...
 * /camera/realsense2_camera/aligned_depth_to_infra2_frame_id: camera_aligned_de...
 * /camera/realsense2_camera/allow_no_texture_points: False
 * /camera/realsense2_camera/base_frame_id: camera_link
 * /camera/realsense2_camera/calib_odom_file: 
 * /camera/realsense2_camera/clip_distance: -1.0
 * /camera/realsense2_camera/color_fps: 30
 * /camera/realsense2_camera/color_frame_id: camera_color_frame
 * /camera/realsense2_camera/color_height: 480
 * /camera/realsense2_camera/color_optical_frame_id: camera_color_opti...
 * /camera/realsense2_camera/color_width: 640
 * /camera/realsense2_camera/confidence_fps: 30
 * /camera/realsense2_camera/confidence_height: 480
 * /camera/realsense2_camera/confidence_width: 640
 * /camera/realsense2_camera/depth_fps: 30
 * /camera/realsense2_camera/depth_frame_id: camera_depth_frame
 * /camera/realsense2_camera/depth_height: 480
 * /camera/realsense2_camera/depth_optical_frame_id: camera_depth_opti...
 * /camera/realsense2_camera/depth_width: 640
 * /camera/realsense2_camera/device_type: 
 * /camera/realsense2_camera/enable_accel: False
 * /camera/realsense2_camera/enable_color: True
 * /camera/realsense2_camera/enable_confidence: True
 * /camera/realsense2_camera/enable_depth: True
 * /camera/realsense2_camera/enable_fisheye1: False
 * /camera/realsense2_camera/enable_fisheye2: False
 * /camera/realsense2_camera/enable_fisheye: False
 * /camera/realsense2_camera/enable_gyro: False
 * /camera/realsense2_camera/enable_infra1: False
 * /camera/realsense2_camera/enable_infra2: False
 * /camera/realsense2_camera/enable_infra: False
 * /camera/realsense2_camera/enable_pointcloud: False
 * /camera/realsense2_camera/enable_pose: False
 * /camera/realsense2_camera/enable_sync: True
 * /camera/realsense2_camera/filters: 
 * /camera/realsense2_camera/fisheye1_frame_id: camera_fisheye1_f...
 * /camera/realsense2_camera/fisheye1_optical_frame_id: camera_fisheye1_o...
 * /camera/realsense2_camera/fisheye2_frame_id: camera_fisheye2_f...
 * /camera/realsense2_camera/fisheye2_optical_frame_id: camera_fisheye2_o...
 * /camera/realsense2_camera/fisheye_fps: 30
 * /camera/realsense2_camera/fisheye_frame_id: camera_fisheye_frame
 * /camera/realsense2_camera/fisheye_height: 480
 * /camera/realsense2_camera/fisheye_optical_frame_id: camera_fisheye_op...
 * /camera/realsense2_camera/fisheye_width: 640
 * /camera/realsense2_camera/gyro_fps: 400
 * /camera/realsense2_camera/gyro_frame_id: camera_gyro_frame
 * /camera/realsense2_camera/gyro_optical_frame_id: camera_gyro_optic...
 * /camera/realsense2_camera/imu_optical_frame_id: camera_imu_optica...
 * /camera/realsense2_camera/infra1_frame_id: camera_infra1_frame
 * /camera/realsense2_camera/infra1_optical_frame_id: camera_infra1_opt...
 * /camera/realsense2_camera/infra2_frame_id: camera_infra2_frame
 * /camera/realsense2_camera/infra2_optical_frame_id: camera_infra2_opt...
 * /camera/realsense2_camera/infra_fps: 30
 * /camera/realsense2_camera/infra_height: 480
 * /camera/realsense2_camera/infra_rgb: False
 * /camera/realsense2_camera/infra_width: 640
 * /camera/realsense2_camera/initial_reset: False
 * /camera/realsense2_camera/json_file_path: 
 * /camera/realsense2_camera/linear_accel_cov: 0.01
 * /camera/realsense2_camera/odom_frame_id: camera_odom_frame
 * /camera/realsense2_camera/ordered_pc: False
 * /camera/realsense2_camera/pointcloud_texture_index: 0
 * /camera/realsense2_camera/pointcloud_texture_stream: RS2_STREAM_COLOR
 * /camera/realsense2_camera/pose_frame_id: camera_pose_frame
 * /camera/realsense2_camera/pose_optical_frame_id: camera_pose_optic...
 * /camera/realsense2_camera/publish_odom_tf: True
 * /camera/realsense2_camera/publish_tf: True
 * /camera/realsense2_camera/rosbag_filename: 
 * /camera/realsense2_camera/serial_no: 
 * /camera/realsense2_camera/tf_publish_rate: 0.0
 * /camera/realsense2_camera/topic_odom_in: camera/odom_in
 * /camera/realsense2_camera/unite_imu_method: none
 * /camera/realsense2_camera/usb_port_id: 
 * /rosdistro: noetic
 * /rosversion: 1.15.11

NODES
  /camera/
    color_rectify_color (nodelet/nodelet)
    points_xyzrgb_hw_registered (nodelet/nodelet)
    realsense2_camera (nodelet/nodelet)
    realsense2_camera_manager (nodelet/nodelet)

auto-starting new master
process[master]: started with pid [55872]
ROS_MASTER_URI=http://localhost:11311

setting /run_id to 1c667946-b2ff-11eb-a546-796fd99f39fc
process[rosout-1]: started with pid [55897]
started core service [/rosout]
process[camera/realsense2_camera_manager-2]: started with pid [55904]
process[camera/realsense2_camera-3]: started with pid [55905]
process[camera/color_rectify_color-4]: started with pid [55906]
process[camera/points_xyzrgb_hw_registered-5]: started with pid [55908]
[ INFO] [1620809433.628598323]: Initializing nodelet with 16 worker threads.
[ERROR] [1620809433.714875959]: Failed to load nodelet [/camera/realsense2_camera] of type [realsense2_camera/RealSenseNodeFactory] even after refreshing the cache: Failed to load library /home/kuka-ai/ai_catkin/devel/lib//librealsense2_camera.so. Make sure that you are calling the PLUGINLIB_EXPORT_CLASS macro in the library code, and that names are consistent between this macro and your XML. Error string: Could not load library (Poco exception = librealsense2.so.2.44: cannot open shared object file: No such file or directory)
[ERROR] [1620809433.714929780]: The error before refreshing the cache was: Failed to load library /home/kuka-ai/ai_catkin/devel/lib//librealsense2_camera.so. Make sure that you are calling the PLUGINLIB_EXPORT_CLASS macro in the library code, and that names are consistent between this macro and your XML. Error string: Could not load library (Poco exception = librealsense2.so.2.44: cannot open shared object file: No such file or directory)
[FATAL] [1620809433.715117501]: Failed to load nodelet '/camera/realsense2_camera` of type `realsense2_camera/RealSenseNodeFactory` to manager `realsense2_camera_manager'
[camera/realsense2_camera-3] process has died [pid 55905, exit code 255, cmd /opt/ros/noetic/lib/nodelet/nodelet load realsense2_camera/RealSenseNodeFactory realsense2_camera_manager __name:=realsense2_camera __log:=/home/kuka-ai/.ros/log/1c667946-b2ff-11eb-a546-796fd99f39fc/camera-realsense2_camera-3.log].
log file: /home/kuka-ai/.ros/log/1c667946-b2ff-11eb-a546-796fd99f39fc/camera-realsense2_camera-3*.log
IntelRealSense / realsense-ros

[ERROR] [1620809433.714875959]: Failed to load nodelet [/camera/realsense2_camera] of type [realsense2_camera/RealSenseNodeFactory] even after refreshing the cache: #1867
