Cannot comment on workflow task for a pending Knowledge Base article

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 7.0.X, 7.1.X, Master
• Fix Version/s: 7.0.0 DXP FP80, 7.0.10.11 DXP SP11, 7.0.X, 7.1.10 DXP FP10, 7.1.10.2 SP2, 7.1.3 CE GA4, 7.1.X, Master
• Component/s: Knowledge Base widget, Workflow > Portal > Tasks
• Labels:
  • QA-B
  • ee-ts
  • fw_code_review
  • liferay-dxp-70-sp11
  • liferay-dxp-71-sp2
  • liferay-fixpack-de-80-7010
  • liferay-fixpack-dxp-10-7110
• Branch Version/s:
  7.1.x, 7.0.x
• Backported to Branch:
  Committed
• Fix Priority: 3
• Sprint: 021 - Spearow
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/69711

Steps to Reproduce:

1. Go to Product Menu > Workflow.
2. Change workflow of Knowledge Base Article from "No Workflow" to "Single Approver".
3. Go to Product Menu > Content > Knowledge Base.
4. Click Add button > Basic Article.
5. Enter title and content, click Submit for Publication button.
6. Go to User account > My Account > Notifications.
7. Click into review message.
8. Under Comments, type your comment and click Reply button below.

Expected Result: The comment is added and appears under the Reply button.
Actual Result: Comment is not added, error message appears on page and in console:

13-Mar-2019 19:20:23.115 SEVERE [http-nio-8080-exec-4] org.apache.catalina.core.StandardWrapperValve.invoke Servlet.service() for servlet [Main Servlet] in context with path [] threw exception [com.liferay.asset.kernel.exception.NoSuchEntryException: No AssetEntry exists with the key {classNameId=23801, classPK=38523}] with root cause
 com.liferay.asset.kernel.exception.NoSuchEntryException: No AssetEntry exists with the key {classNameId=23801, classPK=38523}
        at com.liferay.portlet.asset.service.persistence.impl.AssetEntryPersistenceImpl.findByC_C(AssetEntryPersistenceImpl.java:3556)
        at com.liferay.portlet.asset.service.impl.AssetEntryLocalServiceImpl.getEntry(AssetEntryLocalServiceImpl.java:286)
        at sun.reflect.GeneratedMethodAccessor474.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at com.liferay.portal.kernel.bean.ClassLoaderBeanHandler.invoke(ClassLoaderBeanHandler.java:66)
        at com.sun.proxy.$Proxy1043.getEntry(Unknown Source)
        at com.liferay.asset.kernel.service.AssetEntryLocalServiceWrapper.getEntry(AssetEntryLocalServiceWrapper.java:614)
        at sun.reflect.GeneratedMethodAccessor474.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at com.liferay.portal.kernel.bean.ClassLoaderBeanHandler.invoke(ClassLoaderBeanHandler.java:66)
        at com.sun.proxy.$Proxy1044.getEntry(Unknown Source)
        at sun.reflect.GeneratedMethodAccessor474.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at com.liferay.portal.spring.aop.AopMethodInvocation.proceed(AopMethodInvocation.java:44)
        at com.liferay.portal.spring.transaction.TransactionInterceptor.lambda$invoke$0(TransactionInterceptor.java:61)
        at com.liferay.portal.spring.transaction.DefaultTransactionExecutor._execute(DefaultTransactionExecutor.java:128)
        at com.liferay.portal.spring.transaction.DefaultTransactionExecutor.execute(DefaultTransactionExecutor.java:51)
        at com.liferay.portal.spring.transaction.TransactionInterceptor.invoke(TransactionInterceptor.java:59)
        at com.liferay.portal.spring.aop.AopMethodInvocation.proceed(AopMethodInvocation.java:51)
        at com.liferay.portal.spring.aop.AopInvocationHandler.invoke(AopInvocationHandler.java:44)
        at com.sun.proxy.$Proxy83.getEntry(Unknown Source)
        at com.liferay.comment.taglib.internal.struts.EditDiscussionStrutsAction._getAssetEntry(EditDiscussionStrutsAction.java:282)
        at com.liferay.comment.taglib.internal.struts.EditDiscussionStrutsAction.updateComment(EditDiscussionStrutsAction.java:199)
        at com.liferay.comment.taglib.internal.struts.EditDiscussionStrutsAction.execute(EditDiscussionStrutsAction.java:89)
        at com.liferay.portal.struts.ActionAdapter.execute(ActionAdapter.java:40)
        at com.liferay.portal.struts.PortalRequestProcessor._process(PortalRequestProcessor.java:405)
        at com.liferay.portal.struts.PortalRequestProcessor.process(PortalRequestProcessor.java:154)
        at com.liferay.portal.internal.servlet.MainServlet.doPost(MainServlet.java:208)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:660)
        at com.liferay.portal.internal.servlet.MainServlet.service(MainServlet.java:620)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:119)
        at com.liferay.portal.kernel.servlet.BaseFilter.processFilter(BaseFilter.java:144)
        at com.liferay.portal.servlet.filters.uploadservletrequest.UploadServletRequestFilter.processFilter(UploadServletRequestFilter.java:111)
        at com.liferay.portal.kernel.servlet.BaseFilter.doFilter(BaseFilter.java:49)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDoFilter(InvokerFilterChain.java:207)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:112)
        at com.liferay.portal.kernel.servlet.BaseFilter.processFilter(BaseFilter.java:144)
        at com.liferay.portal.servlet.filters.strip.StripFilter.processFilter(StripFilter.java:340)
        at com.liferay.portal.kernel.servlet.BaseFilter.doFilter(BaseFilter.java:49)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDoFilter(InvokerFilterChain.java:207)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:112)
        at com.liferay.portal.servlet.filters.password.modified.PasswordModifiedFilter.processFilter(PasswordModifiedFilter.java:58)
        at com.liferay.portal.kernel.servlet.BaseFilter.doFilter(BaseFilter.java:49)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDoFilter(InvokerFilterChain.java:207)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:112)
        at com.liferay.portal.kernel.servlet.BaseFilter.processFilter(BaseFilter.java:144)
        at com.liferay.portal.servlet.filters.secure.BaseAuthFilter.processFilter(BaseAuthFilter.java:340)
        at com.liferay.portal.kernel.servlet.BaseFilter.doFilter(BaseFilter.java:49)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDoFilter(InvokerFilterChain.java:207)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:112)
        at com.liferay.portal.kernel.servlet.BaseFilter.processFilter(BaseFilter.java:144)
        at com.liferay.portal.sharepoint.SharepointFilter.processFilter(SharepointFilter.java:88)
        at com.liferay.portal.kernel.servlet.BaseFilter.doFilter(BaseFilter.java:49)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDoFilter(InvokerFilterChain.java:207)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:112)
        at com.liferay.portal.kernel.servlet.BaseFilter.processFilter(BaseFilter.java:144)
        at com.liferay.portal.servlet.filters.virtualhost.VirtualHostFilter.processFilter(VirtualHostFilter.java:263)
        at com.liferay.portal.kernel.servlet.BaseFilter.doFilter(BaseFilter.java:49)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDoFilter(InvokerFilterChain.java:207)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:112)
        at com.liferay.portal.kernel.servlet.BaseFilter.processFilter(BaseFilter.java:144)
        at com.liferay.portal.monitoring.internal.servlet.filter.MonitoringFilter.processFilter(MonitoringFilter.java:178)
        at com.liferay.portal.kernel.servlet.BaseFilter.doFilter(BaseFilter.java:49)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDoFilter(InvokerFilterChain.java:207)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:112)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDirectCallFilter(InvokerFilterChain.java:188)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:96)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDirectCallFilter(InvokerFilterChain.java:188)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:96)
        at org.tuckey.web.filters.urlrewrite.RuleChain.handleRewrite(RuleChain.java:176)
        at org.tuckey.web.filters.urlrewrite.RuleChain.doRules(RuleChain.java:145)
        at org.tuckey.web.filters.urlrewrite.UrlRewriter.processRequest(UrlRewriter.java:92)
        at org.tuckey.web.filters.urlrewrite.UrlRewriteFilter.doFilter(UrlRewriteFilter.java:389)
        at com.liferay.portal.servlet.filters.urlrewrite.UrlRewriteFilter.processFilter(UrlRewriteFilter.java:65)
        at com.liferay.portal.kernel.servlet.BaseFilter.doFilter(BaseFilter.java:49)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDoFilter(InvokerFilterChain.java:207)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:112)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDirectCallFilter(InvokerFilterChain.java:168)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:96)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDirectCallFilter(InvokerFilterChain.java:168)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:96)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.processDirectCallFilter(InvokerFilterChain.java:188)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilterChain.doFilter(InvokerFilterChain.java:96)
        at com.liferay.portal.kernel.servlet.filters.invoker.InvokerFilter.doFilter(InvokerFilter.java:101)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:199)
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
        at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:491)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139)
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
        at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:408)
        at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
        at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:764)
        at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1388)
        at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
        at java.lang.Thread.run(Thread.java:748)