Failoure to read socket

I see below error in app server logs. please help me to resolve this issue.

14:59:37,501 INFO [stdout] (Appian PoolManager Check Active Connection for all hosts) 2016-12-06 14:59:37,501 [Appian PoolManager Check Active Connection for all hosts] ERROR com.appiancorp.kougar.driver.ipc.IpcConnection - Failure to read socket: personalization.
14:59:37,579 ERROR [org.apache.catalina.core] (ServerService Thread Pool -- 57) JBWEB001103: Error detected during context /suite start, will stop it
14:59:39,950 INFO [stdout] (Appian PoolManager.CheckInvalidConnections - 33) 2016-12-06 14:59:39,950 [Appian PoolManager.CheckInvalidConnections - 33] ERROR com.appiancorp.kougar.driver.ipc.IpcConnection - Failure to read socket: personalization ()

14:59:39,950 INFO [stdout] (Appian PoolManager.CheckInvalidConnections - 33) 2016-12-06 14:59:39,950 [Appian PoolManager.CheckInvalidConnections - 33] ERROR com.appiancorp.kougar.driver.ipc.Ipc...

OriginalPostID-251380