Generally the update from older version to newer version(HDP 2.6) should do this process. Im not sure of it as i havent tested this scenario. I will update my findings soon. But in the successful upgradation case, this error will be handled. ... View more

Please follow these steps This happened as the older Workflow Manager view's folder under work folder is not deleted properly. @mayki wogno Please follow the following steps. Step1: Stop Ambari server with command "ambari-server stop" Step2: Go to the path "/var/lib/ambari-server/resources/views/work" and delete the work folder. Step3: Now start Ambari with command "ambari-server start" I hope, this should help you. ... View more