{"action":"closed","issue":{"url":"https://api.github.com/repos/GoogleCloudPlatform/java-docs-samples/issues/533","repository_url":"https://api.github.com/repos/GoogleCloudPlatform/java-docs-samples","labels_url":"https://api.github.com/repos/GoogleCloudPlatform/java-docs-samples/issues/533/labels{/name}","comments_url":"https://api.github.com/repos/GoogleCloudPlatform/java-docs-samples/issues/533/comments","events_url":"https://api.github.com/repos/GoogleCloudPlatform/java-docs-samples/issues/533/events","html_url":"https://github.com/GoogleCloudPlatform/java-docs-samples/issues/533","id":209367598,"number":533,"title":"Quickstart for Cloud Endpoints Frameworks on App Engine is not working","user":{"login":"mouli1382","id":22558490,"avatar_url":"https://avatars0.githubusercontent.com/u/22558490?v=3","gravatar_id":"","url":"https://api.github.com/users/mouli1382","html_url":"https://github.com/mouli1382","followers_url":"https://api.github.com/users/mouli1382/followers","following_url":"https://api.github.com/users/mouli1382/following{/other_user}","gists_url":"https://api.github.com/users/mouli1382/gists{/gist_id}","starred_url":"https://api.github.com/users/mouli1382/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/mouli1382/subscriptions","organizations_url":"https://api.github.com/users/mouli1382/orgs","repos_url":"https://api.github.com/users/mouli1382/repos","events_url":"https://api.github.com/users/mouli1382/events{/privacy}","received_events_url":"https://api.github.com/users/mouli1382/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":{"login":"frankyn","id":1907648,"avatar_url":"https://avatars2.githubusercontent.com/u/1907648?v=3","gravatar_id":"","url":"https://api.github.com/users/frankyn","html_url":"https://github.com/frankyn","followers_url":"https://api.github.com/users/frankyn/followers","following_url":"https://api.github.com/users/frankyn/following{/other_user}","gists_url":"https://api.github.com/users/frankyn/gists{/gist_id}","starred_url":"https://api.github.com/users/frankyn/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/frankyn/subscriptions","organizations_url":"https://api.github.com/users/frankyn/orgs","repos_url":"https://api.github.com/users/frankyn/repos","events_url":"https://api.github.com/users/frankyn/events{/privacy}","received_events_url":"https://api.github.com/users/frankyn/received_events","type":"User","site_admin":false},"assignees":[{"login":"frankyn","id":1907648,"avatar_url":"https://avatars2.githubusercontent.com/u/1907648?v=3","gravatar_id":"","url":"https://api.github.com/users/frankyn","html_url":"https://github.com/frankyn","followers_url":"https://api.github.com/users/frankyn/followers","following_url":"https://api.github.com/users/frankyn/following{/other_user}","gists_url":"https://api.github.com/users/frankyn/gists{/gist_id}","starred_url":"https://api.github.com/users/frankyn/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/frankyn/subscriptions","organizations_url":"https://api.github.com/users/frankyn/orgs","repos_url":"https://api.github.com/users/frankyn/repos","events_url":"https://api.github.com/users/frankyn/events{/privacy}","received_events_url":"https://api.github.com/users/frankyn/received_events","type":"User","site_admin":false}],"milestone":null,"comments":3,"created_at":"2017-02-22T06:50:24Z","updated_at":"2017-03-13T20:48:07Z","closed_at":"2017-03-13T20:48:07Z","body":"## In which file did you encounter the issue?\r\nCould not run the endpoints framework quick start \r\nhttps://cloud.google.com/endpoints/docs/frameworks/java/quickstart-frameworks-java\r\n\r\nI have tried with maven 3.0 as well as 3.3.9 as there was a log pointing to the minimum version of maven but the issue still persists.\r\n\r\nApache Maven 3.0 (r1004208; 2010-10-04 17:20:56+0530)\r\nJava version: 1.8.0_66\r\nJava home: /Library/Java/JavaVirtualMachines/jdk1.8.0_66.jdk/Contents/Home/jre\r\nDefault locale: en_US, platform encoding: UTF-8\r\nOS name: \"mac os x\" version: \"10.12.3\" arch: \"x86_64\" Family: \"mac\"\r\n\r\n### Did you change the file? If so, how?\r\n\r\nNo.\r\n\r\n## Describe the issue\r\nNot able to generate openApi config spec using \r\nmvn exec:java -DGetSwaggerDoc\r\n\r\n\r\n\r\n[ERROR] Failed to execute goal org.codehaus.mojo:exec-maven-plugin:1.4.0:java (default-cli) on project echo: An exception occured while executing the Java class. null: InvocationTargetException: org/slf4j/helpers/NOPLoggerFactory: org.slf4j.helpers.NOPLoggerFactory -> [Help 1]\r\norg.apache.maven.lifecycle.LifecycleExecutionException: Failed to execute goal org.codehaus.mojo:exec-maven-plugin:1.4.0:java (default-cli) on project echo: An exception occured while executing the Java class. null\r\n\tat org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:203)\r\n\tat org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:148)\r\n\tat org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:140)\r\n\tat org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:84)\r\n\tat org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:59)\r\n\tat org.apache.maven.lifecycle.internal.LifecycleStarter.singleThreadedBuild(LifecycleStarter.java:183)\r\n\tat org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:161)\r\n\tat org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:314)\r\n\tat org.apache.maven.DefaultMaven.execute(DefaultMaven.java:151)\r\n\tat org.apache.maven.cli.MavenCli.execute(MavenCli.java:445)\r\n\tat org.apache.maven.cli.MavenCli.doMain(MavenCli.java:168)\r\n\tat org.apache.maven.cli.MavenCli.main(MavenCli.java:132)\r\n\tat sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)\r\n\tat sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)\r\n\tat sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)\r\n\tat java.lang.reflect.Method.invoke(Method.java:497)\r\n\tat org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:290)\r\n\tat org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:230)\r\n\tat org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:409)\r\n\tat org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:352)\r\nCaused by: org.apache.maven.plugin.MojoExecutionException: An exception occured while executing the Java class. null\r\n\tat org.codehaus.mojo.exec.ExecJavaMojo.execute(ExecJavaMojo.java:345)\r\n\tat org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:107)\r\n\tat org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:195)\r\n\t... 19 more\r\nCaused by: java.lang.reflect.InvocationTargetException\r\n\tat sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)\r\n\tat sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)\r\n\tat sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)\r\n\tat java.lang.reflect.Method.invoke(Method.java:497)\r\n\tat org.codehaus.mojo.exec.ExecJavaMojo$1.run(ExecJavaMojo.java:293)\r\n\tat java.lang.Thread.run(Thread.java:745)\r\nCaused by: java.lang.NoClassDefFoundError: org/slf4j/helpers/NOPLoggerFactory\r\n\tat org.slf4j.impl.StaticLoggerBinder.<init>(StaticLoggerBinder.java:70)\r\n\tat org.slf4j.impl.StaticLoggerBinder.<clinit>(StaticLoggerBinder.java:44)\r\n\tat org.slf4j.LoggerFactory.getSingleton(LoggerFactory.java:189)\r\n\tat org.slf4j.LoggerFactory.bind(LoggerFactory.java:112)\r\n\tat org.slf4j.LoggerFactory.performInitialization(LoggerFactory.java:105)\r\n\tat org.slf4j.LoggerFactory.getILoggerFactory(LoggerFactory.java:235)\r\n\tat org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:208)\r\n\tat org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:221)\r\n\tat io.swagger.models.parameters.AbstractSerializableParameter.<clinit>(AbstractSerializableParameter.java:23)\r\n\tat com.google.api.server.spi.swagger.SwaggerGenerator.writeApiMethod(SwaggerGenerator.java:234)\r\n\tat com.google.api.server.spi.swagger.SwaggerGenerator.writeApiClass(SwaggerGenerator.java:216)\r\n\tat com.google.api.server.spi.swagger.SwaggerGenerator.writeApi(SwaggerGenerator.java:199)\r\n\tat com.google.api.server.spi.swagger.SwaggerGenerator.writeSwagger(SwaggerGenerator.java:179)\r\n\tat com.google.api.server.spi.swagger.SwaggerGenerator.writeSwagger(SwaggerGenerator.java:158)\r\n\tat com.google.api.server.spi.tools.GetOpenApiDocAction.genOpenApiDoc(GetOpenApiDocAction.java:123)\r\n\tat com.google.api.server.spi.tools.GetOpenApiDocAction.execute(GetOpenApiDocAction.java:82)\r\n\tat com.google.api.server.spi.tools.EndpointsTool.execute(EndpointsTool.java:84)\r\n\tat com.google.api.server.spi.tools.EndpointsTool.main(EndpointsTool.java:116)\r\n\t... 6 more\r\nCaused by: java.lang.ClassNotFoundException: org.slf4j.helpers.NOPLoggerFactory\r\n\tat java.net.URLClassLoader.findClass(URLClassLoader.java:381)\r\n\tat java.lang.ClassLoader.loadClass(ClassLoader.java:424)\r\n\tat java.lang.ClassLoader.loadClass(ClassLoader.java:357)\r\n\t... 24 more\r\n[ERROR] \r\n[ERROR] \r\n[ERROR] For more information about the errors and possible solutions, please read the following articles:\r\n[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException\r\n"}}
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