Wildfly 13 having wrong version of Maven dependency --------------------------------------------------- Key: WFLY-10742 URL: https://issues.redhat.com/browse/WFLY-10742 Project: WildFly Issue Type: Bug Environment: wildfly-13.0.0.Final on Ubuntu 16.04.5 LTS (GNU/Linux 4.4.0-119-generic x86_64) with Java 1.8.0_171 Reporter: Peter K Assignee: Bartosz Baranowski Priority: Major I have following Maven dependency in my pom.xml: {code:xml} <dependency> <groupId>com.google.guava</groupId> <artifactId>guava</artifactId> <version>20.0</version> </dependency> {code} A) When running it on wildfly-13.0.0.Final on Ubuntu 16.04.5 LTS (GNU/Linux 4.4.0-119-generic x86_64) with Java 1.8.0_171, it is complaining about a missing method in the Guava library (which is a Guava version < 20.0): {noformat} 2018-07-23 10:43:21,718 ERROR [stderr] (Thread-182) Exception in thread "Thread-182" java.lang.NoSuchMethodError: com.google.common.collect.Sets$SetView.iterator()Lcom/google/common/collect/UnmodifiableIterator; 2018-07-23 10:43:21,718 ERROR [stderr] (Thread-182) at org.reflections.Reflections.expandSuperTypes(Reflections.java:380) 2018-07-23 10:43:21,719 ERROR [stderr] (Thread-182) at org.reflections.Reflections.<init>(Reflections.java:126) 2018-07-23 10:43:21,719 ERROR [stderr] (Thread-182) at org.nd4j.linalg.api.ops.factory.DefaultOpFactory.<init>(DefaultOpFactory.java:71) 2018-07-23 10:43:21,719 ERROR [stderr] (Thread-182) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) 2018-07-23 10:43:21,719 ERROR [stderr] (Thread-182) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) 2018-07-23 10:43:21,719 ERROR [stderr] (Thread-182) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) 2018-07-23 10:43:21,719 ERROR [stderr] (Thread-182) at java.lang.reflect.Constructor.newInstance(Constructor.java:423) 2018-07-23 10:43:21,719 ERROR [stderr] (Thread-182) at java.lang.Class.newInstance(Class.java:442) 2018-07-23 10:43:21,719 ERROR [stderr] (Thread-182) at org.nd4j.linalg.factory.Nd4j.initWithBackend(Nd4j.java:6192) 2018-07-23 10:43:21,720 ERROR [stderr] (Thread-182) at org.nd4j.linalg.factory.Nd4j.initContext(Nd4j.java:6087) 2018-07-23 10:43:21,720 ERROR [stderr] (Thread-182) at org.nd4j.linalg.factory.Nd4j.<clinit>(Nd4j.java:201) 2018-07-23 10:43:21,720 ERROR [stderr] (Thread-182) at java.lang.Thread.run(Thread.java:748)}} {noformat} B) It runs on Mac OS X 10.13.5 with Java 1.8.0_144 without errors.