Out of the blue, our CQ instance is loading blank pages and showing this error. I am assuming this means some of the workflows are missing expected values? We tried clearing entire workflow queue. Do we need to remove workflows from any var folders for this to start loading?
AbstractHTMLRequestInjector
09.10.2017 22:24:26.318 *ERROR* [10.11.0.64 [1507602266111] GET /sites.html/content/freestyle-cms HTTP/1.1] org.apache.sling.engine.impl.SlingRequestProcessorImpl service: Uncaught SlingException
java.lang.NullPointerException: null
at com.adobe.granite.workflow.core.status.WorkflowStatusImpl.isInRunningWorkflow(WorkflowStatusImpl.java:49)
at org.apache.jsp.apps.cq.gui.components.siteadmin.admin.pagecard.pagecard_jsp.getWorkItems(pagecard_jsp.java:131)
at org.apache.jsp.apps.cq.gui.components.siteadmin.admin.pagecard.pagecard_jsp._jspService(pagecard_jsp.java:452)
at org.apache.sling.scripting.jsp.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:725)
at org.apache.sling.scripting.jsp.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:502)
at org.apache.sling.scripting.jsp.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:449)
at org.apache.sling.scripting.jsp.JspScriptEngineFactory.callJsp(JspScriptEngineFactory.java:284)
at org.apache.sling.scripting.jsp.JspScriptEngineFactory.access$100(JspScriptEngineFactory.java:102)
at org.apache.sling.scripting.jsp.JspScriptEngineFactory$JspScriptEngine.eval(JspScriptEngineFactory.java:536)
at org.apache.sling.scripting.core.impl.DefaultSlingScript.call(DefaultSlingScript.java:361)
at org.apache.sling.scripting.core.impl.DefaultSlingScript.eval(DefaultSlingScript.java:171)
at org.apache.sling.scripting.core.impl.DefaultSlingScript.service(DefaultSlingScript.java:463)