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Re: [milo-dev] Connection Closed on writing big Structure
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Florian,
How big is “really big”? It looks like the connection is being closed on you - maybe the size causes the request to exceed the max message size or an array/string size limit or something.
>
> On May 12, 2021, at 01:48, Florian Bachmair - flexSolution GmbH <florian.bachmair@xxxxxxxxxxxxxxx> wrote:
>
> Hi!
>
> If I write a really really big Structure in my Siemens PLC I get this error. With smaller Structures It works without problem.
>
> Any Ideas?
>
> thx Florian
>
>
> java.util.concurrent.ExecutionException: UaException: status=Bad_ConnectionClosed, message=connection closed
> at java.base/java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:395)
> at java.base/java.util.concurrent.CompletableFuture.get(CompletableFuture.java:2022)
> at eu.flexsolution.lib.opcua.OpcClient.writeStruct(OpcClient.java:506)
> at eu.flexsolution.task.s7opcua.FlexTaskS7OPCUA.main(FlexTaskS7OPCUA.java:93)
> Caused by: UaException: status=Bad_ConnectionClosed, message=connection closed
> at org.eclipse.milo.opcua.stack.client.transport.uasc.UascClientMessageHandler.channelInactive(UascClientMessageHandler.java:153)
> at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:260)
> at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:246)
> at io.netty.channel.AbstractChannelHandlerContext.fireChannelInactive(AbstractChannelHandlerContext.java:239)
> at io.netty.channel.DefaultChannelPipeline$HeadContext.channelInactive(DefaultChannelPipeline.java:1405)
> at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:260)
> at io.netty.channel.AbstractChannelHandlerContext.invokeChannelInactive(AbstractChannelHandlerContext.java:246)
> at io.netty.channel.DefaultChannelPipeline.fireChannelInactive(DefaultChannelPipeline.java:901)
> at io.netty.channel.AbstractChannel$AbstractUnsafe$8.run(AbstractChannel.java:818)
> at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:164)
> at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:472)
> at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:497)
> at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:989)
> at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
> at java.base/java.lang.Thread.run(Thread.java:844)
> Exception in thread "main" java.lang.NullPointerException
> at eu.flexsolution.lib.opcua.OpcClient.writeStruct(OpcClient.java:516)
> at eu.flexsolution.task.s7opcua.FlexTaskS7OPCUA.main(FlexTaskS7OPCUA.java:93)
>
>
>
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