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    Take a look at this blog post on how to set up Grid2 https://goo.gl/rxzbE6. A user related (in the email group on the source) that using older selenium libs solves this exception.

Solutions on the web

via Atlassian JIRA by Alex Henderson, 1 year ago
java.util.concurrent.ExecutionException: java.lang.NullPointerException: displayName
via Atlassian JIRA by Alex Henderson, 1 year ago
java.util.concurrent.ExecutionException: java.lang.NullPointerException: displayName
via atlassian.com by Unknown author, 2 years ago
java.util.concurrent.ExecutionException: java.lang.NoClassDefFoundError: Could not initialize class net.java.ao.schema.ddl.SchemaReader
via atlassian.com by Unknown author, 1 year ago
java.util.concurrent.ExecutionException: java.lang.NoClassDefFoundError: Could not initialize class net.java.ao.schema.ddl.SchemaReader
java.lang.NullPointerException: displayName	at com.google.common.base.Preconditions.checkNotNull(Preconditions.java:204)	at com.atlassian.streams.thirdparty.api.Application.application(Application.java:71)	at com.atlassian.streams.thirdparty.ActivityServiceActiveObjectsImpl$2.apply(ActivityServiceActiveObjectsImpl.java:630)	at com.atlassian.streams.thirdparty.ActivityServiceActiveObjectsImpl$2.apply(ActivityServiceActiveObjectsImpl.java:626)	at com.google.common.collect.Iterators$8.next(Iterators.java:730)	at com.atlassian.streams.thirdparty.ActivityServiceActiveObjectsImpl.uniqueApplications(ActivityServiceActiveObjectsImpl.java:294)	at com.atlassian.streams.thirdparty.ActivityServiceActiveObjectsImpl.applications(ActivityServiceActiveObjectsImpl.java:287)	at sun.reflect.GeneratedMethodAccessor520.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at com.atlassian.activeobjects.tx.TransactionalProxy.invoke(TransactionalProxy.java:79)	at com.atlassian.activeobjects.tx.TransactionalProxy.access$000(TransactionalProxy.java:18)	at com.atlassian.activeobjects.tx.TransactionalProxy$1.doInTransaction(TransactionalProxy.java:63)	at com.atlassian.sal.core.transaction.HostContextTransactionTemplate$1.doInTransaction(HostContextTransactionTemplate.java:25)	at com.atlassian.jira.DefaultHostContextAccessor.doInTransaction(DefaultHostContextAccessor.java:34)	at sun.reflect.GeneratedMethodAccessor271.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at com.atlassian.multitenant.impl.MultiTenantComponentFactoryImpl$AbstractMultiTenantAwareInvocationHandler.invokeInternal(MultiTenantComponentFactoryImpl.java:181)	at com.atlassian.multitenant.impl.MultiTenantComponentFactoryImpl$MultiTenantAwareInvocationHandler.invoke(MultiTenantComponentFactoryImpl.java:211)	at $Proxy444.doInTransaction(Unknown Source)	at sun.reflect.GeneratedMethodAccessor271.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at com.atlassian.plugin.osgi.hostcomponents.impl.DefaultComponentRegistrar$ContextClassLoaderSettingInvocationHandler.invoke(DefaultComponentRegistrar.java:129)	at $Proxy444.doInTransaction(Unknown Source)	at sun.reflect.GeneratedMethodAccessor271.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at com.atlassian.plugin.osgi.bridge.external.HostComponentFactoryBean$DynamicServiceInvocationHandler.invoke(HostComponentFactoryBean.java:154)	at $Proxy444.doInTransaction(Unknown Source)	at com.atlassian.sal.core.transaction.HostContextTransactionTemplate.execute(HostContextTransactionTemplate.java:21)	at sun.reflect.GeneratedMethodAccessor390.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)	at java.lang.reflect.Method.invoke(Method.java:597)	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:307)