"插件尚未加载完成，请稍候…" in Purpur 1.21.5

[uift-688]

As with Issue #1, not all commands are available.
I am currently using version 1.0.0-Fix, but it still does not work.
The following is the error log.

[12:21:11 INFO]: [NoteBox] Loading server plugin NoteBox v1.0.0
[12:21:11 INFO]: [NoteBox] Enabling NoteBox v1.0.0
[12:21:12 INFO]: [NoteBox] WorldGuard found - region music enabled!
[12:21:12 INFO]: [NoteBox] NoteBox ����??��?�̋Șa�z�u�C?�c��...
[12:21:12 WARN]: [NoteBox] Failed to register PlaceholderAPI expansion: me.clip.placeholderapi.expansion.PlaceholderExpansion is not an interface
[12:21:12 INFO]: [NoteBox] PlaceholderAPI expansion registered successfully!
[12:21:12 ERROR]: [NoteBox] NoteBox ��??�����o??�d??:
[12:21:12 WARN]: Can't construct a java object for tag:yaml.org,2002:top.chenray.notebox.NoteBoxConfig; exception=Class not found: top.chenray.notebox.NoteBoxConfig
[12:21:12 WARN]:  in 'reader', line 2, column 1:
[12:21:12 WARN]:     printNewInstrument: true
[12:21:12 WARN]:     ^
[12:21:12 WARN]: 
[12:21:12 WARN]:        at org.yaml.snakeyaml.constructor.Constructor$ConstructYamlObject.construct(Constructor.java:326)
[12:21:12 WARN]:        at org.yaml.snakeyaml.constructor.BaseConstructor.constructObjectNoCheck(BaseConstructor.java:264)
[12:21:12 WARN]:        at org.yaml.snakeyaml.constructor.BaseConstructor.constructObject(BaseConstructor.java:247)
[12:21:12 WARN]:        at org.yaml.snakeyaml.constructor.BaseConstructor.constructDocument(BaseConstructor.java:201)
[12:21:12 WARN]:        at org.yaml.snakeyaml.constructor.BaseConstructor.getSingleData(BaseConstructor.java:185)
[12:21:12 WARN]:        at org.yaml.snakeyaml.Yaml.loadFromReader(Yaml.java:493)
[12:21:12 WARN]:        at org.yaml.snakeyaml.Yaml.loadAs(Yaml.java:486)
[12:21:12 WARN]:        at NoteBox-1.0.0-1785919012488.jar//top.chenray.notebox.NoteBoxConfig.parseConfig(NoteBoxConfig.java:13)
[12:21:12 WARN]:        at NoteBox-1.0.0-1785919012488.jar//top.chenray.notebox.NoteBox.reloadPlugin(NoteBox.java:92)
[12:21:12 WARN]:        at org.bukkit.craftbukkit.scheduler.CraftTask.run(CraftTask.java:78)
[12:21:12 WARN]:        at org.bukkit.craftbukkit.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:57)
[12:21:12 WARN]:        at com.destroystokyo.paper.ServerSchedulerReportingWrapper.run(ServerSchedulerReportingWrapper.java:22)
[12:21:12 WARN]:        at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1090)
[12:21:12 WARN]:        at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:614)
[12:21:12 WARN]:        at java.base/java.lang.Thread.run(Thread.java:1516)
[12:21:12 WARN]: Caused by: org.yaml.snakeyaml.error.YAMLException: Class not found: top.chenray.notebox.NoteBoxConfig
[12:21:12 WARN]:        at org.yaml.snakeyaml.constructor.Constructor.getClassForNode(Constructor.java:647)
[12:21:12 WARN]:        at org.yaml.snakeyaml.constructor.Constructor$ConstructYamlObject.getConstructor(Constructor.java:311)
[12:21:12 WARN]:        at org.yaml.snakeyaml.constructor.Constructor$ConstructYamlObject.construct(Constructor.java:320)
[12:21:12 WARN]:        ... 14 more
[12:21:12 ERROR]: [NoteBox] ???�z�u�����a���������@�g�p /notebox reload �d�V��?

The server has the Placeholder API (2.11.6) installed.