我有个问题。我有一个minecraft服务器插件，我正在尝试使用其中不存在的。
我得到以下错误：
无法将event playerinteractevent传递给 org.bukkit.event.eventexception:null位于org.bukkit.plugin.java.javapluginloader$1.execute（javapluginloader.java:319）~[spiget-1.16.3.jar:git-spiget-57bbdd8-b8dd5ec]位于org.bukkit.plugin.registeredlistener.callevent（registeredlistener.java:70）~[spiget-1.16.3.jar:git-spiget-57bbdd8-b8dd5ec]firevent（simplepluginmanager.java:589）~[spiget-1.16.3.jar:git-spiget-57bbdd8-b8dd5ec]位于org.bukkit.plugin.simplepluginmanager.callevent（simplepluginmanager.java:576）~[spiget-1.16.3.jar:git-spiget-57bbdd8-b8dd5ec]org.bukkit.craftbukkit.v1_16_r2.event.crafteventfactory.callplayerinteractevent（crafteventfactory.java:483）~[spigot-1.16.3.jar:git-spigot-57bbdd8-b8dd5ec]在org.bukkit.craftbukkit.v1_r2.event.crafteventfactory.callplayerinteractevent（crafteventfactory.java:450）~[spigot-1.16.3.jar:git-spigot-57bbdd8-b8dd5ec]net.minecraft.server.v1_16_r2.playerinteractmanager.a（playerconnection.java:148）~[spigot-1.16.3.jar:git-spigot-57bbdd8-b8dd5ec]在net.minecraft.server.v1_16_r2.playerconnection.a（playerconnection.java:1219）~[spigot-1.16.3.jar:git-spigot-57bbdd8-b8dd5ec]在net.minecraft.server.r2.v1_16_.packet.player40（源文件：playdig）net.minecraft.server.v1_16_r2.packetplayinblockdig.a（源文件：10）~[spigot-1.16.3.jar:git-spigot-57bbdd8-b8dd5ec]在net.minecraft.server.v1_16_r2.playerconnectionutils.lambda$0（playerconnectionutils.java:19）~[spigot-1.16.3.jar:git-spigot-57bbdd8-b5ec]net.minecraft.server.v1_16_r2.ticktask.run（源文件：18）~[spigot-1.16.3.jar:git-spigot-57bbdd8-b8dd5ec]在net.minecraft.server.v1_16_r2.iasynctaskhandler.executetask（源文件：144）~[spigot-1.16.3.jar:git-spigot-57bbdd8-b8dd5ec]在net.minecraft.server.v1_16_r2.iasynctaskhandlerentrant.executetask（源文件：23）net.minecraft.server.v1_16_r2.iasynctaskhandler.executeext（源文件：118）~[spigot-1.16.3.jar:git-spigot-57bbdd8-b8dd5ec]net.minecraft.server.v1_16_r2.minecraftserver.ba（minecraftserver.java:941）~[spigot-1.16.3.jar:git-spigot-57bbdd8-b8dd5ec]net.minecraft.server.v1_16_r2.minecraftserver.executenext（minecraftserver.java:934）~[spigot-1.16.3.jar:git-spigot-57bbdd8-b8dd5ec]在net.minecraft.server.v1_16_r2.iasynctaskhandler.waittasks（源文件：127）~[spigot-1.16.3.jar:git-spigot-57bbdd8-b8dd5ec]在net.minecraftr.server.v1_16_r2.minecraftserver.sleepftick（minecraftserver.918）net.minecraft.server.v1_16_r2.minecraftserver.w（minecraftserver.java:850）~[spigot-1.16.3.jar:git-spigot-57bbdd8-b8dd5ec]at net.minecraft.server.v1_16_r2.minecraftserver.lambda$0（minecraftserver.java:164）~[spigot-1.16.3.jar:git-spigot-57bbdd8-b8ec]at.minecraftserver.v1_r2.java:164;.java线程[？：？]原因：java.lang.nullpointerexception:无法调用“org.bukkit.location.getblockz（）”，因为“this.secondlocation”在.playerinteracteventlistener.onplayeruse（playerinteracteventlistener.java:128）~[？：？]在jdk.internal.reflect.nativemethodaccessorimpl.invoke0（本机方法）~[？：？]在jdk.internal.reflect.nativemethodaccessorimpl.invoke（nativemethodaccessorimpl.java:64）~[？：？]在jdk.internal.reflect.delegatingmethodaccessorimpl.invoke（delegatingmethodaccessorimpl.java:43）~[？：？]在java.lang.reflect.method.invoke（method.java:564）~[？：？]在org.bukkit.plugin.java.javapluginloader$1.execute（javapluginloader.java:315）~[spigot-1.16.3.jar:git-spigot-57bbdd8-b8dd5ec]。。。还有21个
是否有插口的例外情况列表？
在这种情况下，我应该使用try-and-catch捕获哪个异常？
有人能提出其他方法来检查给定位置是否存在吗？