at net.minecraft.client.main.Main.main(SourceFile:39) Caused by: java.lang.NullPointerException at org.apache.logging.log4j.util.ProviderUtil.<clinit>(ProviderUtil.java:70) ... 6 more Java HotSpot(TM) 64-Bit Server VM warning: Using incremental CMS is deprecated and will likely be removed ...
Openindex.htmlwith your browser and... it won't work. Why? By default applets are allowed to use a restricted subset of Java. This is not enough for libgdx/lwjgl, so you need to sign ALL jars in theappletdir. It can be done by standard JDK tools (they may be not in your path ...