io.netty.handler.codec.DecoderException: javax.net.ssl.SSLHandshakeException: Client requested protocol SSLv3 not enabled or not supported

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Import the server certificate into your truststore.

Solutions on the web

via GitHub by wuxingzhong
, 1 year ago
javax.net.ssl.SSLHandshakeException: Client requested protocol SSLv3 not enabled or not supported
via GitHub by timboudreau
, 1 year ago
io.netty.handler.codec.http.HttpRequestDecoder.decode() did not read anything but decoded a message.
via GitHub by madongfly
, 1 year ago
javax.net.ssl.SSLHandshakeException: Client requested protocol TLSv1 not enabled or not supported
via GitHub by dachaac
, 1 month ago
javax.net.ssl.SSLHandshakeException: SSLv2Hello is disabled
via Google Groups by Chris McNair, 2 months ago
javax.net.ssl.SSLHandshakeException: null cert chain
via GitHub by mortias
, 2 years ago
org.apache.cassandra.transport.ProtocolException: Invalid or unsupported protocol version: 22
io.netty.handler.codec.DecoderException: javax.net.ssl.SSLHandshakeException: Client requested protocol SSLv3 not enabled or not supported
at sun.security.ssl.Alerts.getSSLException(Alerts.java:192)
at sun.security.ssl.SSLEngineImpl.fatal(SSLEngineImpl.java:1666)
at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:304)
at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:292)
at sun.security.ssl.ServerHandshaker.clientHello(ServerHandshaker.java:515)
at sun.security.ssl.ServerHandshaker.processMessage(ServerHandshaker.java:221)
at sun.security.ssl.Handshaker.processLoop(Handshaker.java:979)
at sun.security.ssl.Handshaker$1.run(Handshaker.java:919)
at sun.security.ssl.Handshaker$1.run(Handshaker.java:916)
at io.netty.handler.ssl.SslHandler.runDelegatedTasks(SslHandler.java:1106)
at io.netty.handler.ssl.SslHandler.unwrap(SslHandler.java:997)
at io.netty.handler.ssl.SslHandler.decode(SslHandler.java:895)
at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:387)
at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:245)
at io.netty.channel.ChannelHandlerInvokerUtil.invokeChannelReadNow(ChannelHandlerInvokerUtil.java:83)
at io.netty.channel.DefaultChannelHandlerInvoker.invokeChannelRead(DefaultChannelHandlerInvoker.java:154)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:354)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:145)
at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:1078)
at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:125)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:510)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:467)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:381)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:353)
at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:742)
at java.lang.Thread.run(Thread.java:745)

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