无法回环检测

[Qian2024]

你好！非常感谢你卓越的开源工作！
我在正确运行代码并实现开源数据建图后，删除了build和devel文件，重新编译后，无法进行回环检测，运行报错如下：
[ INFO] [1739880339.889119417]: Loading nodelet /loop_detection_plugin_loader of type std_loop/loop_detection_plugin to manager sample_nodelet_manager with the following remappings:
[ERROR] [1739880339.898306501]: Failed to load nodelet [/loop_detection_plugin_loader] of type [std_loop/loop_detection_plugin] even after refreshing the cache: Could not find library corresponding to plugin std_loop/loop_detection_plugin. Make sure the plugin description XML file has the correct name of the library and that the library actually exists.
[ERROR] [1739880339.898322332]: The error before refreshing the cache was: Could not find library corresponding to plugin std_loop/loop_detection_plugin. Make sure the plugin description XML file has the correct name of the library and that the library actually exists.
[FATAL] [1739880339.898481040]: Failed to load nodelet '/loop_detection_plugin_loaderof typestd_loop/loop_detection_pluginto managersample_nodelet_manager'
[loop_detection_plugin_loader-4] process has died [pid 16186, exit code 255, cmd bash -c sleep 1.0; $0 $@ /opt/ros/noetic/lib/nodelet/nodelet load std_loop/loop_detection_plugin sample_nodelet_manager __name:=loop_detection_plugin_loader __log:=/home/mini/.ros/log/aac76e22-edf0-11ef-a3cd-ddec108f60ee/loop_detection_plugin_loader-4.log].
log file: /home/mini/.ros/log/aac76e22-edf0-11ef-a3cd-ddec108f60ee/loop_detection_plugin_loader-4*.log

请问该如何排查解决呢？

[Qian2024]

问题已解决！