Execution engines are starting state only after upgrading to 18.4https://community.appian.com/discussions/f/administration/14279/execution-engines-are-starting-state-only-after-upgrading-to-18-4Hi All, We are trying to upgrade appian from 18.3 to 18.4. Followed the steps mentioned in update guide, when we try to start appian services after migrating the old data, all execution engines are are in &quot;STARTING&quot; state only. Any suggestion toen-USTelligent Community 12RE: Execution engines are starting state only after upgrading to 18.4https://community.appian.com/thread/64562?ContentTypeID=1Mon, 11 Feb 2019 11:47:41 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:09b99762-f7ff-475d-a509-9f3a1829c2d7marcg40service manager started @ 2/9/19 5:32 PM REACHABLE<br /> <br /> k license valid: true<br /> up time: 13 minutes 16 seconds<br /> <br /> Engine Mode State TxnId<br /> ----------------------------------------------------<br /> analytics00 REPLICA Down 281142<br /> analytics01 REPLICA Down 286824<br /> analytics02 REPLICA Down 303831<br /> channels PRIMARY Running 1304647<br /> content PRIMARY Running 4367623<br /> download-stats PRIMARY Running 20099524<br /> execution00 PRIMARY Starting 31340132<br /> execution01 PRIMARY Starting 32921257<br /> execution02 PRIMARY Starting 32265523<br /> forums PRIMARY Running 1304781<br /> groups PRIMARY Running 1446032<br /> notifications PRIMARY Running 1459424<br /> notifications-email PRIMARY Running 1547442<br /> portal PRIMARY Running 1305875<br /> process-design PRIMARY Running 41672305<br /> <br /> Kafka Broker Connectivity<br /> ----------------------------------------------------<br /> localhost:xxxx Reachable controller ISR: All replicas in sync (xxxx deleted port#)<br /> <br /> Zookeeper Connectivity<br /> ----------------------------------------------------<br /> localhost:xxxx Reachable standalone (xxxx deleted port#)<div style="clear:both;"></div>RE: Execution engines are starting state only after upgrading to 18.4https://community.appian.com/thread/64561?ContentTypeID=1Mon, 11 Feb 2019 11:43:09 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:7bf5102c-a657-460c-bf9d-0253719e0652marcg40Hi All,<br /> <br /> We have simular issue within our organization. <br /> <br /> Any suggestion to troubleshoot this issue ? Resolution know yet ?<br /> <br /> Marc Grietens<div style="clear:both;"></div>