<?xml version="1.0" encoding="UTF-8" ?>
<?xml-stylesheet type="text/xsl" href="https://community.appian.com/cfs-file/__key/system/syndication/rss.xsl" media="screen"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/"><channel><title>KB-1619 Data server fails to start with 'TimeoutException'</title><link>https://community.appian.com/support/w/kb/1029/kb-1619-data-server-fails-to-start-with-timeoutexception</link><description /><dc:language>en-US</dc:language><generator>Telligent Community 12</generator><item><title>KB-1619 Data server fails to start with 'TimeoutException'</title><link>https://community.appian.com/support/w/kb/1029/kb-1619-data-server-fails-to-start-with-timeoutexception</link><pubDate>Thu, 26 Jul 2018 20:17:58 GMT</pubDate><guid isPermaLink="false">d3a83456-d57b-489c-a84c-4e8267bb592a:a4bf78ea-f238-45dd-821b-ba68d758ffef</guid><dc:creator>Sanchita Gupta</dc:creator><comments>https://community.appian.com/support/w/kb/1029/kb-1619-data-server-fails-to-start-with-timeoutexception#comments</comments><description>Current Revision posted to Appian Knowledge Base by Sanchita Gupta on 7/26/2018 8:17:58 PM&lt;br /&gt;
&lt;h2&gt;Symptoms&lt;/h2&gt;
&lt;p&gt;The data server fails to start with the following error:&lt;/p&gt;
&lt;pre&gt;ERROR com.appian.data.server.Watchdog - Shutting down with exit code 1...&lt;br /&gt;com.appian.data.server.UnrecoverableError: Established WebSocket connection but failed to receive heartbeat from localhost:5400. The target JVM process exited abnormally. Check for earlier errors (e.g. JVM startup errors).&lt;br /&gt; at com.appian.data.server.HeartbeatListener$SyncHeartbeatListenerBuilder.create(HeartbeatListener.java:157)&lt;br /&gt; at com.appian.data.server.JvmStarter.startSync(JvmStarter.java:45)&lt;br /&gt; at com.appian.data.server.Watchdog.main(Watchdog.java:693)&lt;br /&gt;Caused by: java.util.concurrent.TimeoutException: Timeout waiting for task.&lt;br /&gt; at com.google.common.util.concurrent.AbstractFuture$Sync.get(AbstractFuture.java:269)&lt;br /&gt; at com.google.common.util.concurrent.AbstractFuture.get(AbstractFuture.java:96)&lt;br /&gt; at com.google.common.util.concurrent.Uninterruptibles.getUninterruptibly(Uninterruptibles.java:173)&lt;br /&gt; at com.appian.data.server.HeartbeatListener$SyncHeartbeatListenerBuilder.create(HeartbeatListener.java:131)&lt;/pre&gt;
&lt;h2&gt;Cause&lt;/h2&gt;
&lt;p&gt;The Appian services (i.e engines and service manager) are currently down.&lt;/p&gt;
&lt;h2&gt;Action&lt;/h2&gt;
&lt;p&gt;Start the Appian services first, and then start the data server as documented &lt;a href="https://docs.appian.com/suite/help/latest/Starting_and_Stopping_Appian.html"&gt;here&lt;/a&gt;.&lt;/p&gt;
&lt;h2&gt;Affected Versions&lt;/h2&gt;
&lt;p&gt;This article applies to Appian 18.1 and later.&lt;/p&gt;
&lt;div class="content"&gt;
&lt;p&gt;Last Reviewed: July 2018&lt;/p&gt;
&lt;/div&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;

&lt;div style="font-size: 90%;"&gt;Tags: data server, data-server, infrastructure&lt;/div&gt;
</description></item><item><title>KB-1619 Data server fails to start with 'TimeoutException'</title><link>https://community.appian.com/support/w/kb/1029/kb-1619-data-server-fails-to-start-with-timeoutexception/revision/5</link><pubDate>Wed, 25 Jul 2018 07:28:06 GMT</pubDate><guid isPermaLink="false">d3a83456-d57b-489c-a84c-4e8267bb592a:a4bf78ea-f238-45dd-821b-ba68d758ffef</guid><dc:creator>Parmida Borhani</dc:creator><comments>https://community.appian.com/support/w/kb/1029/kb-1619-data-server-fails-to-start-with-timeoutexception#comments</comments><description>Revision 5 posted to Appian Knowledge Base by Parmida Borhani on 7/25/2018 7:28:06 AM&lt;br /&gt;
&lt;h2&gt;Symptoms&lt;/h2&gt;
&lt;p&gt;The data server fails to start with the following error:&lt;/p&gt;
&lt;pre&gt;ERROR com.appian.data.server.Watchdog - Shutting down with exit code 1...&lt;br /&gt;com.appian.data.server.UnrecoverableError: Established WebSocket connection but failed to receive heartbeat from localhost:5400. The target JVM process exited abnormally. Check for earlier errors (e.g. JVM startup errors).&lt;br /&gt; at com.appian.data.server.HeartbeatListener$SyncHeartbeatListenerBuilder.create(HeartbeatListener.java:157)&lt;br /&gt; at com.appian.data.server.JvmStarter.startSync(JvmStarter.java:45)&lt;br /&gt; at com.appian.data.server.Watchdog.main(Watchdog.java:693)&lt;br /&gt;Caused by: java.util.concurrent.TimeoutException: Timeout waiting for task.&lt;br /&gt; at com.google.common.util.concurrent.AbstractFuture$Sync.get(AbstractFuture.java:269)&lt;br /&gt; at com.google.common.util.concurrent.AbstractFuture.get(AbstractFuture.java:96)&lt;br /&gt; at com.google.common.util.concurrent.Uninterruptibles.getUninterruptibly(Uninterruptibles.java:173)&lt;br /&gt; at com.appian.data.server.HeartbeatListener$SyncHeartbeatListenerBuilder.create(HeartbeatListener.java:131)&lt;/pre&gt;
&lt;h2&gt;Cause&lt;/h2&gt;
&lt;p&gt;The Appian services (i.e engines and service manager) are currently down.&lt;/p&gt;
&lt;h2&gt;Action&lt;/h2&gt;
&lt;p&gt;Start the Appian services first, and then start the data server as documented &lt;a href="https://docs.appian.com/suite/help/latest/Starting_and_Stopping_Appian.html"&gt;here&lt;/a&gt;.&lt;/p&gt;
&lt;h2&gt;Affected Versions&lt;/h2&gt;
&lt;p&gt;This article applies to Appian 18.1 and later.&lt;/p&gt;
&lt;div class="content"&gt;
&lt;p&gt;Last Reviewed: July 2018&lt;/p&gt;
&lt;/div&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;

&lt;div style="font-size: 90%;"&gt;Tags: data-server, infrastructure&lt;/div&gt;
</description></item><item><title>KB-1619 Data server fails to start with 'TimeoutException'</title><link>https://community.appian.com/support/w/kb/1029/kb-1619-data-server-fails-to-start-with-timeoutexception/revision/4</link><pubDate>Wed, 25 Jul 2018 03:27:37 GMT</pubDate><guid isPermaLink="false">d3a83456-d57b-489c-a84c-4e8267bb592a:a4bf78ea-f238-45dd-821b-ba68d758ffef</guid><dc:creator>Parmida Borhani</dc:creator><comments>https://community.appian.com/support/w/kb/1029/kb-1619-data-server-fails-to-start-with-timeoutexception#comments</comments><description>Revision 4 posted to Appian Knowledge Base by Parmida Borhani on 7/25/2018 3:27:37 AM&lt;br /&gt;
&lt;h2&gt;Symptoms&lt;/h2&gt;
&lt;p&gt;The data server fails to start with the following error:&lt;/p&gt;
&lt;pre&gt;ERROR com.appian.data.server.Watchdog - Shutting down with exit code 1...&lt;br /&gt;com.appian.data.server.UnrecoverableError: Established WebSocket connection but failed to receive heartbeat from localhost:5400. The target JVM process exited abnormally. Check for earlier errors (e.g. JVM startup errors).&lt;br /&gt; at com.appian.data.server.HeartbeatListener$SyncHeartbeatListenerBuilder.create(HeartbeatListener.java:157)&lt;br /&gt; at com.appian.data.server.JvmStarter.startSync(JvmStarter.java:45)&lt;br /&gt; at com.appian.data.server.Watchdog.main(Watchdog.java:693)&lt;br /&gt;Caused by: java.util.concurrent.TimeoutException: Timeout waiting for task.&lt;br /&gt; at com.google.common.util.concurrent.AbstractFuture$Sync.get(AbstractFuture.java:269)&lt;br /&gt; at com.google.common.util.concurrent.AbstractFuture.get(AbstractFuture.java:96)&lt;br /&gt; at com.google.common.util.concurrent.Uninterruptibles.getUninterruptibly(Uninterruptibles.java:173)&lt;br /&gt; at com.appian.data.server.HeartbeatListener$SyncHeartbeatListenerBuilder.create(HeartbeatListener.java:131)&lt;br /&gt;&lt;br /&gt;&lt;/pre&gt;
&lt;h2&gt;Cause&lt;/h2&gt;
&lt;p&gt;The Appian services (i.e engines and service manager) are currently down.&lt;/p&gt;
&lt;h2&gt;Action&lt;/h2&gt;
&lt;p&gt;Start the Appian services first, and then start the data server as documented &lt;a href="https://docs.appian.com/suite/help/latest/Starting_and_Stopping_Appian.html"&gt;here&lt;/a&gt;.&lt;/p&gt;
&lt;h2&gt;Affected Versions&lt;/h2&gt;
&lt;p&gt;This article applies to Appian 18.1 and later.&lt;/p&gt;
&lt;div class="content"&gt;
&lt;p&gt;Last Reviewed: July 2018&lt;/p&gt;
&lt;/div&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;

&lt;div style="font-size: 90%;"&gt;Tags: data-server, infrastructure&lt;/div&gt;
</description></item><item><title>DRAFT KB-XXXX Data Server fails to start with 'TimeoutException'</title><link>https://community.appian.com/support/w/kb/1029/kb-1619-data-server-fails-to-start-with-timeoutexception/revision/3</link><pubDate>Wed, 25 Jul 2018 03:26:15 GMT</pubDate><guid isPermaLink="false">d3a83456-d57b-489c-a84c-4e8267bb592a:a4bf78ea-f238-45dd-821b-ba68d758ffef</guid><dc:creator>Parmida Borhani</dc:creator><comments>https://community.appian.com/support/w/kb/1029/kb-1619-data-server-fails-to-start-with-timeoutexception#comments</comments><description>Revision 3 posted to Appian Knowledge Base by Parmida Borhani on 7/25/2018 3:26:15 AM&lt;br /&gt;
&lt;h2&gt;Symptoms&lt;/h2&gt;
&lt;p&gt;The data server fails to start with the following error:&lt;/p&gt;
&lt;pre&gt;ERROR com.appian.data.server.Watchdog - Shutting down with exit code 1...&lt;br /&gt;com.appian.data.server.UnrecoverableError: Established WebSocket connection but failed to receive heartbeat from localhost:5400. The target JVM process exited abnormally. Check for earlier errors (e.g. JVM startup errors).&lt;br /&gt; at com.appian.data.server.HeartbeatListener$SyncHeartbeatListenerBuilder.create(HeartbeatListener.java:157)&lt;br /&gt; at com.appian.data.server.JvmStarter.startSync(JvmStarter.java:45)&lt;br /&gt; at com.appian.data.server.Watchdog.main(Watchdog.java:693)&lt;br /&gt;Caused by: java.util.concurrent.TimeoutException: Timeout waiting for task.&lt;br /&gt; at com.google.common.util.concurrent.AbstractFuture$Sync.get(AbstractFuture.java:269)&lt;br /&gt; at com.google.common.util.concurrent.AbstractFuture.get(AbstractFuture.java:96)&lt;br /&gt; at com.google.common.util.concurrent.Uninterruptibles.getUninterruptibly(Uninterruptibles.java:173)&lt;br /&gt; at com.appian.data.server.HeartbeatListener$SyncHeartbeatListenerBuilder.create(HeartbeatListener.java:131)&lt;br /&gt;&lt;br /&gt;&lt;/pre&gt;
&lt;h2&gt;Cause&lt;/h2&gt;
&lt;p&gt;The Appian services (i.e engines and service manager) are currently down.&lt;/p&gt;
&lt;h2&gt;Action&lt;/h2&gt;
&lt;p&gt;Start the Appian services first, and then start the data server as documented &lt;a href="https://docs.appian.com/suite/help/latest/Starting_and_Stopping_Appian.html"&gt;here&lt;/a&gt;.&lt;/p&gt;
&lt;h2&gt;Affected Versions&lt;/h2&gt;
&lt;p&gt;This article applies to Appian 18.1 and later.&lt;/p&gt;
&lt;div class="content"&gt;
&lt;p&gt;Last Reviewed: July 2018&lt;/p&gt;
&lt;/div&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;

&lt;div style="font-size: 90%;"&gt;Tags: data-server, infrastructure&lt;/div&gt;
</description></item><item><title>DRAFT KB-XXXX Data Server fails to start with 'TimeoutException'</title><link>https://community.appian.com/support/w/kb/1029/kb-1619-data-server-fails-to-start-with-timeoutexception/revision/2</link><pubDate>Mon, 23 Jul 2018 12:06:49 GMT</pubDate><guid isPermaLink="false">d3a83456-d57b-489c-a84c-4e8267bb592a:a4bf78ea-f238-45dd-821b-ba68d758ffef</guid><dc:creator>Tejas Kargutkar</dc:creator><comments>https://community.appian.com/support/w/kb/1029/kb-1619-data-server-fails-to-start-with-timeoutexception#comments</comments><description>Revision 2 posted to Appian Knowledge Base by Tejas Kargutkar on 7/23/2018 12:06:49 PM&lt;br /&gt;
&lt;h2&gt;Symptoms&lt;/h2&gt;
&lt;p&gt;Data Server fails to start with the following error:&lt;/p&gt;
&lt;pre&gt;ERROR com.appian.data.server.Watchdog - Shutting down with exit code 1...&lt;br /&gt;com.appian.data.server.UnrecoverableError: Established WebSocket connection but failed to receive heartbeat from localhost:5400. The target JVM process exited abnormally. Check for earlier errors (e.g. JVM startup errors).&lt;br /&gt; at com.appian.data.server.HeartbeatListener$SyncHeartbeatListenerBuilder.create(HeartbeatListener.java:157)&lt;br /&gt; at com.appian.data.server.JvmStarter.startSync(JvmStarter.java:45)&lt;br /&gt; at com.appian.data.server.Watchdog.main(Watchdog.java:693)&lt;br /&gt;Caused by: java.util.concurrent.TimeoutException: Timeout waiting for task.&lt;br /&gt; at com.google.common.util.concurrent.AbstractFuture$Sync.get(AbstractFuture.java:269)&lt;br /&gt; at com.google.common.util.concurrent.AbstractFuture.get(AbstractFuture.java:96)&lt;br /&gt; at com.google.common.util.concurrent.Uninterruptibles.getUninterruptibly(Uninterruptibles.java:173)&lt;br /&gt; at com.appian.data.server.HeartbeatListener$SyncHeartbeatListenerBuilder.create(HeartbeatListener.java:131)&lt;br /&gt;&lt;br /&gt;&lt;/pre&gt;
&lt;h2&gt;Cause&lt;/h2&gt;
&lt;p&gt;Appian services i.e Appian engines and service manager are currently down.&lt;/p&gt;
&lt;h2&gt;Action&lt;/h2&gt;
&lt;p&gt;Start the Appian services first and then the Data Server as documented &lt;a href="https://docs.appian.com/suite/help/latest/Starting_and_Stopping_Appian.html"&gt;here&lt;/a&gt;.&lt;/p&gt;
&lt;h2&gt;Affected Versions&lt;/h2&gt;
&lt;p&gt;This article applies to Appian 18.1 and later.&lt;/p&gt;
&lt;div class="content"&gt;
&lt;p&gt;Last Reviewed: July 2018&lt;/p&gt;
&lt;/div&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;

&lt;div style="font-size: 90%;"&gt;Tags: data-server, infrastructure&lt;/div&gt;
</description></item><item><title>DRAFT KB-XXXX Data Server fails to start with 'TimeoutException'</title><link>https://community.appian.com/support/w/kb/1029/kb-1619-data-server-fails-to-start-with-timeoutexception/revision/1</link><pubDate>Thu, 19 Jul 2018 18:58:32 GMT</pubDate><guid isPermaLink="false">d3a83456-d57b-489c-a84c-4e8267bb592a:a4bf78ea-f238-45dd-821b-ba68d758ffef</guid><dc:creator>Tejas Kargutkar</dc:creator><comments>https://community.appian.com/support/w/kb/1029/kb-1619-data-server-fails-to-start-with-timeoutexception#comments</comments><description>Revision 1 posted to Appian Knowledge Base by Tejas Kargutkar on 7/19/2018 6:58:32 PM&lt;br /&gt;
&lt;h2&gt;Symptoms&lt;/h2&gt;
&lt;p&gt;Data Server fails to start with the following error:&lt;/p&gt;
&lt;pre&gt;ERROR com.appian.data.server.Watchdog - Shutting down with exit code 1...&lt;br /&gt;com.appian.data.server.UnrecoverableError: Established WebSocket connection but failed to receive heartbeat from localhost:5400. The target JVM process exited abnormally. Check for earlier errors (e.g. JVM startup errors).&lt;br /&gt; at com.appian.data.server.HeartbeatListener$SyncHeartbeatListenerBuilder.create(HeartbeatListener.java:157)&lt;br /&gt; at com.appian.data.server.JvmStarter.startSync(JvmStarter.java:45)&lt;br /&gt; at com.appian.data.server.Watchdog.main(Watchdog.java:693)&lt;br /&gt;Caused by: java.util.concurrent.TimeoutException: Timeout waiting for task.&lt;br /&gt; at com.google.common.util.concurrent.AbstractFuture$Sync.get(AbstractFuture.java:269)&lt;br /&gt; at com.google.common.util.concurrent.AbstractFuture.get(AbstractFuture.java:96)&lt;br /&gt; at com.google.common.util.concurrent.Uninterruptibles.getUninterruptibly(Uninterruptibles.java:173)&lt;br /&gt; at com.appian.data.server.HeartbeatListener$SyncHeartbeatListenerBuilder.create(HeartbeatListener.java:131)&lt;br /&gt;&lt;br /&gt;&lt;/pre&gt;
&lt;h2&gt;Cause&lt;/h2&gt;
&lt;p&gt;Appian Services i.e Appian Engines and Service Manager are currently down.&lt;/p&gt;
&lt;h2&gt;Action&lt;/h2&gt;
&lt;p&gt;Start Appian Services first and then the Data Server as documented &lt;a href="https://docs.appian.com/suite/help/latest/Starting_and_Stopping_Appian.html"&gt;here&lt;/a&gt;.&lt;/p&gt;
&lt;h2&gt;Affected Versions&lt;/h2&gt;
&lt;p&gt;This article applies to Appian 18.1 and later.&lt;/p&gt;
&lt;div class="content"&gt;
&lt;p&gt;Last Reviewed: July 2018&lt;/p&gt;
&lt;/div&gt;&lt;div style="clear:both;"&gt;&lt;/div&gt;

&lt;div style="font-size: 90%;"&gt;Tags: data-server, infrastructure&lt;/div&gt;
</description></item></channel></rss>