java.lang.NoClassDefFoundError: io/netty/channel/AbstractChannelHandlerContext$13

Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Samebug tips

,
Expert tip

A few things cause this exception:
1) Check if you have all jars and if they're in the correct path.
2) Your classpath might be broken, you can define it in the command line with java -cp yourClassPath or at your IDE if you're using one.

,

you can change your scala version to 2.11.11

Solutions on the web

via GitHub by doom369
, 1 year ago
io/netty/channel/AbstractChannelHandlerContext$13
via Stack Overflow by sshntt
, 7 months ago
io/netty/channel/AbstractChannelHandlerContext$13
via GitHub by sshntt
, 2 months ago
io/netty/channel/AbstractChannelHandlerContext$13
via GitHub by almibe
, 1 year ago
io/netty/channel/AbstractChannelHandlerContext$13
via GitHub by ztellman
, 2 months ago
io/netty/channel/AbstractChannelHandlerContext$13
via GitHub by jsyrjala
, 2 months ago
io/netty/channel/AbstractChannelHandlerContext$13
java.lang.NoClassDefFoundError: io/netty/channel/AbstractChannelHandlerContext$13
at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at io.netty.channel.AbstractChannelHandlerContext.close(AbstractChannelHandlerContext.java:620)
at io.netty.channel.AbstractChannelHandlerContext.close(AbstractChannelHandlerContext.java:475)
at io.netty.channel.DefaultChannelPipeline.close(DefaultChannelPipeline.java:964)
at io.netty.channel.AbstractChannel.close(AbstractChannel.java:234)
at cc.blynk.server.core.BaseServer.close(BaseServer.java:69)
at cc.blynk.server.hardware.HardwareServer.close(HardwareServer.java:64)
at cc.blynk.server.workers.ShutdownHookWorker.run(ShutdownHookWorker.java:37)
at java.lang.Thread.run(Thread.java:745)

Users with the same issue

Once, 11 months ago
Samebug visitor profile picture
Unknown user
Once, 1 year ago
Samebug visitor profile picture
Unknown user
Once, 1 year ago
2 times, 5 months ago
29 times, 1 day ago

Write tip

Know the solutions? Share your knowledge to help other developers to debug faster.