MikelPan opened a new issue #5547:
URL: https://github.com/apache/skywalking/issues/5547


   #oal scripts
   endpoint_200 = from(Endpoint.*).filter(responseCode like "2.*").percent();
   
   # stdout
   line 41:55 no viable alternative at input 'responseCode == 200'
   line 41:52 mismatched input '==' expecting {SPACE, '='}
   line 41:67 mismatched input '(' expecting {SPACE, '='}
   2020-09-23 13:12:39,458 - 
org.apache.skywalking.oap.server.starter.OAPServerBootstrap -5181 [main] ERROR 
[] - Can't find metrics, null
   java.lang.IllegalArgumentException: Can't find metrics, null
        at 
org.apache.skywalking.oal.rt.parser.MetricsHolder.find(MetricsHolder.java:54) 
~[oal-rt-8.1.0.jar:8.1.0]
        at 
org.apache.skywalking.oal.rt.parser.DeepAnalysis.analysis(DeepAnalysis.java:38) 
~[oal-rt-8.1.0.jar:8.1.0]
        at 
org.apache.skywalking.oal.rt.parser.OALListener.exitAggregationStatement(OALListener.java:50)
 ~[oal-rt-8.1.0.jar:8.1.0]
        at 
org.apache.skywalking.oal.rt.grammar.OALParser$AggregationStatementContext.exitRule(OALParser.java:232)
 ~[oal-grammar-8.1.0.jar:8.1.0]
        at 
org.antlr.v4.runtime.tree.ParseTreeWalker.exitRule(ParseTreeWalker.java:47) 
~[antlr4-runtime-4.7.1.jar:4.7.1]
        at 
org.antlr.v4.runtime.tree.ParseTreeWalker.walk(ParseTreeWalker.java:30) 
~[antlr4-runtime-4.7.1.jar:4.7.1]
        at 
org.antlr.v4.runtime.tree.ParseTreeWalker.walk(ParseTreeWalker.java:28) 
~[antlr4-runtime-4.7.1.jar:4.7.1]
        at 
org.apache.skywalking.oal.rt.parser.ScriptParser.parse(ScriptParser.java:66) 
~[oal-rt-8.1.0.jar:8.1.0]
        at org.apache.skywalking.oal.rt.OALRuntime.start(OALRuntime.java:162) 
~[oal-rt-8.1.0.jar:8.1.0]
        at 
org.apache.skywalking.oap.server.core.oal.rt.OALEngineLoaderService.load(OALEngineLoaderService.java:60)
 ~[server-core-8.1.0.jar:8.1.0]
        at 
org.apache.skywalking.oap.server.analyzer.provider.AnalyzerModuleProvider.start(AnalyzerModuleProvider.java:110)
 ~[agent-analyzer-8.1.0.jar:8.1.0]
        at 
org.apache.skywalking.oap.server.library.module.BootstrapFlow.start(BootstrapFlow.java:58)
 ~[library-module-8.1.0.jar:8.1.0]
        at 
org.apache.skywalking.oap.server.library.module.ModuleManager.init(ModuleManager.java:69)
 ~[library-module-8.1.0.jar:8.1.0]
        at 
org.apache.skywalking.oap.server.starter.OAPServerBootstrap.start(OAPServerBootstrap.java:43)
 [server-bootstrap-8.1.0.jar:8.1.0]
        at 
org.apache.skywalking.oap.server.starter.OAPServerStartUp.main(OAPServerStartUp.java:27)
 [server-starter-es7-8.1.0.jar:8.1.0]
   
   # why 
   so skywalking not up,please help me!


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