sautran commented on issue #3362: java.lang.IllegalArgumentException: Illegal base64 character 2d URL: https://github.com/apache/pulsar/issues/3362#issuecomment-453631964 Ok. I set the consumer props.put(KafkaKeys.VALUE_DESERIALIZER, ByteArrayDeserializer.class.getName()); props.put(KafkaKeys.KEY_DESERIALIZER, StringDeserializer.class.getName()); in producer, I have the same setting but it is the serializer. now I am getting the following error in the pulsar server: 14:16:27.791 [pulsar-io-49-12] WARN org.apache.pulsar.broker.service.ServerCnx - [/127.0.0.1:51545] Got exception IndexOutOfBoundsException : writerIndex: 1179652 (expected: readerIndex(4) <= writerIndex <= capacity(20)) java.lang.IndexOutOfBoundsException: writerIndex: 1179652 (expected: readerIndex(4) <= writerIndex <= capacity(20)) at io.netty.buffer.AbstractByteBuf.writerIndex(AbstractByteBuf.java:118) ~[io.netty-netty-all-4.1.22.Final.jar:4.1.22.Final] at org.apache.pulsar.common.api.PulsarDecoder.channelRead(PulsarDecoder.java:83) ~[org.apache.pulsar-pulsar-common-2.2.1.jar:2.2.1] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362) [io.netty-netty-all-4.1.22.Final.jar:4.1.22.Final] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348) [io.netty-netty-all-4.1.22.Final.jar:4.1.22.Final] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340) [io.netty-netty-all-4.1.22.Final.jar:4.1.22.Final] at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:310) [io.netty-netty-all-4.1.22.Final.jar:4.1.22.Final] at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:284) [io.netty-netty-all-4.1.22.Final.jar:4.1.22.Final] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362) [io.netty-netty-all-4.1.22.Final.jar:4.1.22.Final] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348) [io.netty-netty-all-4.1.22.Final.jar:4.1.22.Final] at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:340) [io.netty-netty-all-4.1.22.Final.jar:4.1.22.Final] at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1414) [io.netty-netty-all-4.1.22.Final.jar:4.1.22.Final] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:362) [io.netty-netty-all-4.1.22.Final.jar:4.1.22.Final] at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:348) [io.netty-netty-all-4.1.22.Final.jar:4.1.22.Final] at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:945) [io.netty-netty-all-4.1.22.Final.jar:4.1.22.Final] at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:146) [io.netty-netty-all-4.1.22.Final.jar:4.1.22.Final] at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:649) [io.netty-netty-all-4.1.22.Final.jar:4.1.22.Final] at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:584) [io.netty-netty-all-4.1.22.Final.jar:4.1.22.Final] at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:501) [io.netty-netty-all-4.1.22.Final.jar:4.1.22.Final] at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:463) [io.netty-netty-all-4.1.22.Final.jar:4.1.22.Final] at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:886) [io.netty-netty-all-4.1.22.Final.jar:4.1.22.Final] at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) [io.netty-netty-all-4.1.22.Final.jar:4.1.22.Final] at java.lang.Thread.run(Thread.java:745) [?:1.8.0_45]
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