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  1. ,
    Expert tip

    jsp-api and servlet-api jars must NOT be deployed by your web app. They should be marked as provided but not deployed by your app.

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    Expert tip

    The server rejects all jars that already belong to the server runtime (such as tomcat-**.jar, servlet**.jar). Consider substituting the CORS filter you're using for this one: https://goo.gl/ctQ7Fs

Solutions on the web

via GitHub by ReaverRapier
, 1 year ago
Cannot find main class `de.mrtoollp.chat.plugin.Main'
via GitHub by GlennGeenen
, 2 years ago
Cannot find main class `net.walterhiggins.scriptcraft.ScriptCraftPlugin'
via Stack Overflow by Masters Trios
, 2 years ago
Cannot find main class `me.skyter.hardcore.HardcorePlguin'
via GitHub by slugdude
, 1 year ago
Cannot find main class `protocolsupport.ProtocolSupport'
via GitHub by BlendyCat
, 1 year ago
Cannot find main class `com.blendycat.mywarps.Main'
java.lang.ClassNotFoundException: de.mrtoollp.chat.plugin.Main	at java.net.URLClassLoader.findClass(Unknown Source)	at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:101)	at org.bukkit.plugin.java.PluginClassLoader.findClass(PluginClassLoader.java:86)	at java.lang.ClassLoader.loadClass(Unknown Source)	at java.lang.ClassLoader.loadClass(Unknown Source)	at java.lang.Class.forName0(Native Method)	at java.lang.Class.forName(Unknown Source)	at org.bukkit.plugin.java.PluginClassLoader.(PluginClassLoader.java:64)