quasar error

[mscofy]

Questions

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Version

Which version(s) did you encounter this bug ? vert 3.8.3 quasar-core-0.7.3-jdk8.jar

Context

[quasar] WARNING: UnableToInstrumentException encountered when instrumenting io/vertx/core/impl/DeploymentManager$DeploymentImpl#lambda$null$4(Lio/vertx/core/AsyncResult;Ljava/util/concurrent/atomic/AtomicInteger;ILio/vertx/core/impl/ContextInternal;Lio/vertx/core/Handler;Ljava/util/concurrent/atomic/AtomicBoolean;Lio/vertx/core/AsyncResult;)V: Unable to instrument io/vertx/core/impl/DeploymentManager$DeploymentImpl#lambda$null$4(Lio/vertx/core/AsyncResult;Ljava/util/concurrent/atomic/AtomicInteger;ILio/vertx/core/impl/ContextInternal;Lio/vertx/core/Handler;Ljava/util/concurrent/atomic/AtomicBoolean;Lio/vertx/core/AsyncResult;)V because of synchronization [quasar] ERROR: Unable to instrument class io/vertx/core/impl/DeploymentManager$DeploymentImpl java.lang.NullPointerException at co.paralleluniverse.asm.MethodWriter.visitMaxs(Unknown Source) at co.paralleluniverse.asm.tree.MethodNode.accept(Unknown Source) at co.paralleluniverse.fibers.instrument.InstrumentClass.visitEnd(InstrumentClass.java:260) at co.paralleluniverse.asm.ClassReader.accept(Unknown Source) at co.paralleluniverse.asm.ClassReader.accept(Unknown Source) at co.paralleluniverse.fibers.instrument.QuasarInstrumentor.instrumentClass(QuasarInstrumentor.java:134) at co.paralleluniverse.fibers.instrument.QuasarInstrumentor.instrumentClass(QuasarInstrumentor.java:94) at co.paralleluniverse.fibers.instrument.JavaAgent$Transformer.transform(JavaAgent.java:209) at sun.instrument.TransformerManager.transform(TransformerManager.java:188) at sun.instrument.InstrumentationImpl.transform(InstrumentationImpl.java:428) at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClass(ClassLoader.java:760) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at java.net.URLClassLoader.defineClass(URLClassLoader.java:467) at java.net.URLClassLoader.access$100(URLClassLoader.java:73) at java.net.URLClassLoader$1.run(URLClassLoader.java:368) at java.net.URLClassLoader$1.run(URLClassLoader.java:362) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:361) at java.lang.ClassLoader.loadClass(ClassLoader.java:424) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) at io.vertx.core.impl.DeploymentManager.doDeploy(DeploymentManager.java:537) at io.vertx.core.impl.DeploymentManager.lambda$doDeployVerticle$2(DeploymentManager.java:217) at io.vertx.core.impl.DeploymentManager$$Lambda$9/1350269431.handle(Unknown Source) at io.vertx.core.impl.FutureImpl.setHandler(FutureImpl.java:80) at io.vertx.core.impl.DeploymentManager.doDeployVerticle(DeploymentManager.java:183) at io.vertx.core.impl.DeploymentManager.doDeployVerticle(DeploymentManager.java:156) at io.vertx.core.impl.DeploymentManager.deployVerticle(DeploymentManager.java:145) at io.vertx.core.impl.VertxImpl.deployVerticle(VertxImpl.java:681) at io.vertx.core.Starter.runVerticle(Starter.java:328) at io.vertx.core.Starter.run(Starter.java:138) at io.vertx.core.Starter.main(Starter.java:96) [quasar] ERROR: while transforming io/vertx/core/impl/DeploymentManager$DeploymentImpl: null java.lang.NullPointerException at co.paralleluniverse.asm.MethodWriter.visitMaxs(Unknown Source) at co.paralleluniverse.asm.tree.MethodNode.accept(Unknown Source) at co.paralleluniverse.fibers.instrument.InstrumentClass.visitEnd(InstrumentClass.java:260) at co.paralleluniverse.asm.ClassReader.accept(Unknown Source) at co.paralleluniverse.asm.ClassReader.accept(Unknown Source) at co.paralleluniverse.fibers.instrument.QuasarInstrumentor.instrumentClass(QuasarInstrumentor.java:134) at co.paralleluniverse.fibers.instrument.QuasarInstrumentor.instrumentClass(QuasarInstrumentor.java:94) at co.paralleluniverse.fibers.instrument.JavaAgent$Transformer.transform(JavaAgent.java:209) at sun.instrument.TransformerManager.transform(TransformerManager.java:188) at sun.instrument.InstrumentationImpl.transform(InstrumentationImpl.java:428) at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClass(ClassLoader.java:760) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at java.net.URLClassLoader.defineClass(URLClassLoader.java:467) at java.net.URLClassLoader.access$100(URLClassLoader.java:73) at java.net.URLClassLoader$1.run(URLClassLoader.java:368) at java.net.URLClassLoader$1.run(URLClassLoader.java:362) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:361) at java.lang.ClassLoader.loadClass(ClassLoader.java:424) at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331) at java.lang.ClassLoader.loadClass(ClassLoader.java:357) at io.vertx.core.impl.DeploymentManager.doDeploy(DeploymentManager.java:537) at io.vertx.core.impl.DeploymentManager.lambda$doDeployVerticle$2(DeploymentManager.java:217) at io.vertx.core.impl.DeploymentManager$$Lambda$9/1350269431.handle(Unknown Source) at io.vertx.core.impl.FutureImpl.setHandler(FutureImpl.java:80) at io.vertx.core.impl.DeploymentManager.doDeployVerticle(DeploymentManager.java:183) at io.vertx.core.impl.DeploymentManager.doDeployVerticle(DeploymentManager.java:156) at io.vertx.core.impl.DeploymentManager.deployVerticle(DeploymentManager.java:145) at io.vertx.core.impl.VertxImpl.deployVerticle(VertxImpl.java:681) at io.vertx.core.Starter.runVerticle(Starter.java:328) at io.vertx.core.Starter.run(Starter.java:138) at io.vertx.core.Starter.main(Starter.java:96)

Do you have a reproducer?

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Reproducers are very helpful for contributors and will likely help them fixing your bug faster.

• Link to github project/gist

Steps to reproduce

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Extra

• Anything that can be relevant such as OS version, JVM version