Example error - when filter input fails on the ui and sends "undefined undefined undefined" to server, currently blows up

17:58:55.214 [viewPortExecutorRunner[4]7] INFO o.f.v.e.ignite.IgniteOrderStore - Loaded Ignite ChildOrder for 5156 rows, from index : 0 where order by
line 1:10 no viable alternative at input 'undefinedundefined'
17:58:55.255 [nioEventLoopGroup-3-5] ERROR o.f.vuu.viewport.ViewPortContainer - could not parse filter undefined undefined undefined
org.antlr.v4.runtime.misc.ParseCancellationException: null
at org.antlr.v4.runtime.BailErrorStrategy.recover(BailErrorStrategy.java:51)
at org.finos.vuu.grammar.FilterParser.term(FilterParser.java:513)
at org.finos.vuu.grammar.FilterParser.andExpression(FilterParser.java:221)
at org.finos.vuu.grammar.FilterParser.orExpression(FilterParser.java:164)
at org.finos.vuu.grammar.FilterParser.start(FilterParser.java:121)
at org.finos.vuu.core.filter.FilterSpecParser$.parse(FilterSpecParser.scala:49)
at org.finos.vuu.viewport.ViewPortContainer.$anonfun$parseFilter$1(ViewPortContainer.scala:406)
at scala.util.Try$.apply(Try.scala:210)
at org.finos.vuu.viewport.ViewPortContainer.parseFilter(ViewPortContainer.scala:406)
at org.finos.vuu.viewport.ViewPortContainer.change(ViewPortContainer.scala:429)
at org.finos.vuu.core.CoreServerApiHandler.process(CoreServerApiHandler.scala:272)
at org.finos.vuu.net.DefaultMessageHandler.handle(ClientConnectionCreator.scala:132)
at org.finos.vuu.net.RequestProcessor.handleViewServerMessage(RequestProcessor.scala:76)
at org.finos.vuu.net.RequestProcessor.handle(RequestProcessor.scala:43)
at org.finos.vuu.net.ViewServerHandler.handle(ViewServerHandler.scala:39)
at org.finos.vuu.net.ws.WebSocketServerHandler.handleWebSocketFrame(WebSocketServerHandler.scala:99)
at org.finos.vuu.net.ws.WebSocketServerHandler.channelRead0(WebSocketServerHandler.scala:29)
at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:99)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:346)
at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:318)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
at io.netty.handler.ssl.SslHandler.unwrap(SslHandler.java:1471)
at io.netty.handler.ssl.SslHandler.decodeJdkCompatible(SslHandler.java:1334)
at io.netty.handler.ssl.SslHandler.decode(SslHandler.java:1383)
at io.netty.handler.codec.ByteToMessageDecoder.decodeRemovalReentryProtection(ByteToMessageDecoder.java:529)
at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:468)
at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:290)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:444)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:412)
at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:440)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:420)
at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:166)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:788)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:724)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:650)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:562)
at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:997)
at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: org.antlr.v4.runtime.NoViableAltException: null
at org.antlr.v4.runtime.atn.ParserATNSimulator.noViableAlt(ParserATNSimulator.java:2031)
at org.antlr.v4.runtime.atn.ParserATNSimulator.execATN(ParserATNSimulator.java:470)
at org.antlr.v4.runtime.atn.ParserATNSimulator.adaptivePredict(ParserATNSimulator.java:396)
at org.finos.vuu.grammar.FilterParser.term(FilterParser.java:387)
... 46 common frames omitted