我使用Oracle Server JRE 1.7.0_72在本地Ubuntu 14.04上安装了WSO2 1.7.0。我已经成功创建了一个新API但是当我尝试从Swagger文档（也在本地托管）中导入实现时，我在日志中出现此错误，并在管理控制台中显示内容为“null”的弹出警报。
步骤：
日志中的错误是：
RROR - add:jag org.mozilla.javascript.WrappedException: Wrapped java.lang.NullPointerException (/publisher/modules/api/add.jag#119)
at org.mozilla.javascript.Context.throwAsScriptRuntimeEx(Context.java:1754)
at org.mozilla.javascript.MemberBox.invoke(MemberBox.java:148)
at org.mozilla.javascript.FunctionObject.call(FunctionObject.java:386)
at org.mozilla.javascript.optimizer.OptRuntime.call1(OptRuntime.java:32)
at org.jaggeryjs.rhino.publisher.modules.api.c3._c_anonymous_6(/publisher/modules/api/add.jag:119)
at org.jaggeryjs.rhino.publisher.modules.api.c3.call(/publisher/modules/api/add.jag)
at org.mozilla.javascript.ScriptRuntime.applyOrCall(ScriptRuntime.java:2430)
at org.mozilla.javascript.BaseFunction.execIdCall(BaseFunction.java:269)
at org.mozilla.javascript.IdFunctionObject.call(IdFunctionObject.java:97)
at org.mozilla.javascript.optimizer.OptRuntime.call2(OptRuntime.java:42)
at org.jaggeryjs.rhino.publisher.modules.api.c0._c_anonymous_29(/publisher/modules/api/module.jag:95)
at org.jaggeryjs.rhino.publisher.modules.api.c0.call(/publisher/modules/api/module.jag)
at org.mozilla.javascript.optimizer.OptRuntime.call1(OptRuntime.java:32)
at org.jaggeryjs.rhino.publisher.site.blocks.item_design.ajax.c1._c_anonymous_2(/publisher/site/blocks/item-design/ajax/add.jag:77)
at org.jaggeryjs.rhino.publisher.site.blocks.item_design.ajax.c1.call(/publisher/site/blocks/item-design/ajax/add.jag)
at org.mozilla.javascript.optimizer.OptRuntime.call0(OptRuntime.java:23)
at org.jaggeryjs.rhino.publisher.site.blocks.item_design.ajax.c1._c_script_0(/publisher/site/blocks/item-design/ajax/add.jag:18)
at org.jaggeryjs.rhino.publisher.site.blocks.item_design.ajax.c1.call(/publisher/site/blocks/item-design/ajax/add.jag)
at org.mozilla.javascript.ContextFactory.doTopCall(ContextFactory.java:394)
at org.mozilla.javascript.ScriptRuntime.doTopCall(ScriptRuntime.java:3091)
at org.jaggeryjs.rhino.publisher.site.blocks.item_design.ajax.c1.call(/publisher/site/blocks/item-design/ajax/add.jag)
at org.jaggeryjs.rhino.publisher.site.blocks.item_design.ajax.c1.exec(/publisher/site/blocks/item-design/ajax/add.jag)
at org.jaggeryjs.scriptengine.engine.RhinoEngine.execScript(RhinoEngine.java:570)
at org.jaggeryjs.scriptengine.engine.RhinoEngine.exec(RhinoEngine.java:273)
at org.jaggeryjs.jaggery.core.manager.WebAppManager.execute(WebAppManager.java:432)
at org.jaggeryjs.jaggery.core.JaggeryServlet.doPost(JaggeryServlet.java:29)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:755)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:848)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:749)
at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:487)
at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:379)
at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:339)
at org.jaggeryjs.jaggery.core.JaggeryFilter.doFilter(JaggeryFilter.java:21)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99)
at org.wso2.carbon.tomcat.ext.valves.CompositeValve.continueInvocation(CompositeValve.java:178)
at org.wso2.carbon.tomcat.ext.valves.CarbonTomcatValve$1.invoke(CarbonTomcatValve.java:47)
at org.wso2.carbon.webapp.mgt.TenantLazyLoaderValve.invoke(TenantLazyLoaderValve.java:56)
at org.wso2.carbon.tomcat.ext.valves.TomcatValveContainer.invokeValves(TomcatValveContainer.java:47)
at org.wso2.carbon.tomcat.ext.valves.CompositeValve.invoke(CompositeValve.java:141)
at org.wso2.carbon.tomcat.ext.valves.CarbonStuckThreadDetectionValve.invoke(CarbonStuckThreadDetectionValve.java:156)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:936)
at org.wso2.carbon.tomcat.ext.valves.CarbonContextCreatorValve.invoke(CarbonContextCreatorValve.java:52)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:407)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1004)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1653)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.NullPointerException
at org.wso2.carbon.apimgt.hostobjects.APIProviderHostObject.parseResourceConfig(APIProviderHostObject.java:818)
at org.wso2.carbon.apimgt.hostobjects.APIProviderHostObject.jsFunction_updateAPIDesign(APIProviderHostObject.java:563)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.mozilla.javascript.MemberBox.invoke(MemberBox.java:126)
... 56 more