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

Solutions on the web

via GitHub by sshntt
, 8 months ago
via Stack Overflow by aladeen
, 1 year ago
via Stack Overflow by sshntt
, 1 year ago
io/netty/buffer/PoolArena$1
via GitHub by Maskime
, 1 year ago
io/netty/buffer/PoolArena$1
via Stack Overflow by Karim Ahmed
, 1 year ago
io/netty/buffer/PoolArena$1
java.lang.IllegalStateException: Illegal access: this web application instance has been stopped already. Could not load [io.netty.buffer.PoolArena$1]. The following stack trace is thrown for debugging purposes as well as to attempt to terminate the thread which caused the illegal access.	at org.apache.catalina.loader.WebappClassLoaderBase.checkStateForResourceLoading(WebappClassLoaderBase.java:1352)	at org.apache.catalina.loader.WebappClassLoaderBase.checkStateForClassLoading(WebappClassLoaderBase.java:1340)	at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1205)	at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1166)	at io.netty.buffer.PoolArena.freeChunk(PoolArena.java:279)	at io.netty.buffer.PoolThreadCache$MemoryRegionCache.freeEntry(PoolThreadCache.java:456)	at io.netty.buffer.PoolThreadCache$MemoryRegionCache.free(PoolThreadCache.java:426)	at io.netty.buffer.PoolThreadCache$MemoryRegionCache.free(PoolThreadCache.java:418)	at io.netty.buffer.PoolThreadCache.free(PoolThreadCache.java:275)	at io.netty.buffer.PoolThreadCache.free(PoolThreadCache.java:266)	at io.netty.buffer.PoolThreadCache.free0(PoolThreadCache.java:239)	at io.netty.buffer.PoolThreadCache.free(PoolThreadCache.java:235)	at io.netty.buffer.PooledByteBufAllocator$PoolThreadLocalCache.onRemoval(PooledByteBufAllocator.java:359)	at io.netty.buffer.PooledByteBufAllocator$PoolThreadLocalCache.onRemoval(PooledByteBufAllocator.java:345)	at io.netty.util.concurrent.FastThreadLocal.remove(FastThreadLocal.java:226)	at io.netty.util.concurrent.FastThreadLocal.removeAll(FastThreadLocal.java:67)	at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:146)	at java.lang.Thread.run(Thread.java:745)