Could not load 'plugins\level-border-paper-1.3.0-dev.jar' in folder 'plugins'

[UmtZ]

The paper plugin does not load when I start the server.

[03:07:55 ERROR]: Could not load 'plugins\level-border-paper-1.3.0-dev.jar' in folder 'plugins'
org.bukkit.plugin.InvalidPluginException: java.lang.NoClassDefFoundError: net/axay/levelborder/common/LevelBorderHandler        at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:157) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
        at org.bukkit.plugin.SimplePluginManager.loadPlugin(SimplePluginManager.java:411) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
        at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:319) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
        at org.bukkit.craftbukkit.v1_19_R1.CraftServer.loadPlugins(CraftServer.java:423) ~[paper-1.19.2.jar:git-Paper-307]
        at net.minecraft.server.dedicated.DedicatedServer.initServer(DedicatedServer.java:278) ~[paper-1.19.2.jar:git-Paper-307]
        at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1100) ~[paper-1.19.2.jar:git-Paper-307]
        at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:305) ~[paper-1.19.2.jar:git-Paper-307]
        at java.lang.Thread.run(Thread.java:1570) ~[?:?]
Caused by: java.lang.NoClassDefFoundError: net/axay/levelborder/common/LevelBorderHandler
        at java.lang.Class.forName0(Native Method) ~[?:?]
        at java.lang.Class.forName(Class.java:529) ~[?:?]
        at java.lang.Class.forName(Class.java:508) ~[?:?]
        at org.bukkit.plugin.java.PluginClassLoader.<init>(PluginClassLoader.java:71) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
        at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:153) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
        ... 7 more
Caused by: java.lang.ClassNotFoundException: net.axay.levelborder.common.LevelBorderHandler
        at org.bukkit.plugin.java.PluginClassLoader.loadClass0(PluginClassLoader.java:177) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
        at org.bukkit.plugin.java.PluginClassLoader.loadClass(PluginClassLoader.java:124) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
        at java.lang.ClassLoader.loadClass(ClassLoader.java:525) ~[?:?]
        at java.lang.Class.forName0(Native Method) ~[?:?]
        at java.lang.Class.forName(Class.java:529) ~[?:?]
        at java.lang.Class.forName(Class.java:508) ~[?:?]
        at org.bukkit.plugin.java.PluginClassLoader.<init>(PluginClassLoader.java:71) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
        at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:153) ~[paper-api-1.19.2-R0.1-SNAPSHOT.jar:?]
        ... 7 more