Missing <uri> in the tld files causes NullPointerException during deployment on WildFly --------------------------------------------------------------------------------------- Key: WFLY-3719 URL: https://issues.jboss.org/browse/WFLY-3719 Project: WildFly Issue Type: Bug Components: Web (Undertow) Affects Versions: 9.0.0.Alpha1 Reporter: Jay Kumar SenSharma Assignee: Stuart Douglas Fix For: 8.2.0.CR1, 9.0.0.Alpha1 Attachments: TagClassDemo.war - If The TLD file has missing *<uri>* tag in it then rather than validating WildFly throws NullPointerException. *WEB-INF/custom.tld* {code} <taglib> <tlib-version>1.0</tlib-version> <jsp-version>2.0</jsp-version> <!--uri>test</uri--> <short-name>Example TLD with Body</short-name> <tag> <name>Hello</name> <tag-class>tags.HelloTag</tag-class> <body-content>scriptless</body-content> </tag> </taglib> {code} - During deployment of a war containing above TLD causes following NullPointerException on WildFly: {code} 13:15:25,857 ERROR [org.jboss.msc.service.fail] (MSC service thread 1-2) MSC000001: Failed to start service jboss.undertow.deployment.default-server.default-host./TagClassDemo.UndertowDeploymentInfoService: org.jboss.msc.service.StartException in service jboss.undertow.deployment.default-server.default-host./TagClassDemo.UndertowDeploymentInfoService: Failed to start service at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1904) [jboss-msc-1.2.2.Final.jar:1.2.2.Final] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) [rt.jar:1.7.0_51] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) [rt.jar:1.7.0_51] at java.lang.Thread.run(Thread.java:744) [rt.jar:1.7.0_51] Caused by: java.lang.NullPointerException at org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService.createTldsInfo(UndertowDeploymentInfoService.java:1028) at org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService.createServletConfig(UndertowDeploymentInfoService.java:552) at org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService.start(UndertowDeploymentInfoService.java:252) at org.jboss.msc.service.ServiceControllerImpl$StartTask.startService(ServiceControllerImpl.java:1948) [jboss-msc-1.2.2.Final.jar:1.2.2.Final] at org.jboss.msc.service.ServiceControllerImpl$StartTask.run(ServiceControllerImpl.java:1881) [jboss-msc-1.2.2.Final.jar:1.2.2.Final] ... 3 more 13:15:25,865 ERROR [org.jboss.as.controller.management-operation] (DeploymentScanner-threads - 1) WFLYCTL0013: Operation ("full-replace-deployment") failed - address: ([]) - failure description: {"WFLYCTL0080: Failed services" => {"jboss.undertow.deployment.default-server.default-host./TagClassDemo.UndertowDeploymentInfoService" => "org.jboss.msc.service.StartException in service jboss.undertow.deployment.default-server.default-host./TagClassDemo.UndertowDeploymentInfoService: Failed to start service Caused by: java.lang.NullPointerException"}} {code}