i have migrating my application server from jboss 7 to wildfly 13. I have changed the standalone.xml and all the dependent files. My jboss is running with out any war file and all datasources are getting connected. But whenever i paste my project WAR file and then trying to run the application then it does not show any error but it shows some logs like:

2018-10-23 17:33:32,644 DEBUG [org.jboss.as.controller] (MSC service thread 1-3) CapabilityServiceSupport: Parsing ServiceName for org.wildfly.undertow.server

2018-10-23 17:33:32,652 INFO [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-5) WFLYJCA0018: Started Driver service with driver-name = VisionWeb.war_oracle.jdbc.OracleDriver_12_2

2018-10-23 17:33:32,721 DEBUG [org.jboss.security] (MSC service thread 1-8) PBOX00307: Constructing JBossPolicyConfiguration with contextID VisionWeb.war

2018-10-23 17:33:32,722 DEBUG [org.jboss.as.security] (MSC service thread 1-8) Cannot create permissions with 'null' metaData for id=VisionWeb.war

2018-10-23 17:33:32,804 DEBUG [io.undertow.session] (ServerService Thread Pool -- 53) Setting default session timeout to 600000

2018-10-23 17:33:32,820 DEBUG [io.undertow.session] (ServerService Thread Pool -- 53) Registered session listener io.undertow.servlet.core.SessionListenerBridge@734d59d

2018-10-23 17:33:33,132 DEBUG [org.jboss.jca.core.connectionmanager.pool.idle.IdleRemover] (ServerService Thread Pool -- 53) Register pool: SemaphoreConcurrentLinkedQueueManagedConnectionPool@1ca68dba[pool=VisionDS] (interval=1800000)

2018-10-23 17:33:33,132 DEBUG [org.jboss.jca.core.connectionmanager.pool.idle.IdleRemover] (ServerService Thread Pool -- 53) About to notify thread: old next: 1540297113132, new next: 1540297113132

2018-10-23 17:33:33,134 DEBUG [org.jboss.jca.core.connectionmanager.pool.idle.IdleRemover] (IdleRemover) Notifying pools, interval: 900000

2018-10-23 17:33:33,136 DEBUG [org.jboss.jca.core.connectionmanager.pool.strategy.OnePool] (ServerService Thread Pool -- 53) VisionDS: getConnection(null, WrappedConnectionRequestInfo@21706afc[userName=dmn]) [0/30]

2018-10-23 17:33:33,137 DEBUG [org.jboss.jca.adapters.jdbc.local.LocalManagedConnectionFactory] (ServerService Thread Pool -- 53) Driver loaded and instance created:oracle.jdbc.OracleDriver@616e3ffd

2018-10-23 17:33:33,663 DEBUG [org.jboss.jca.core.connectionmanager.pool.strategy.OnePool] (ServerService Thread Pool -- 53) VisionDS: returnConnection(4aeedeb, false) [0/30]

2018-10-23 17:33:33,664 DEBUG [org.jboss.jca.core.connectionmanager.pool.strategy.OnePool] (ServerService Thread Pool -- 53) VisionDS: getConnection(null, WrappedConnectionRequestInfo@21706afc[userName=dmn]) [0/30]

2018-10-23 17:33:33,670 DEBUG [org.jboss.jca.core.connectionmanager.pool.strategy.OnePool] (ServerService Thread Pool -- 53) VisionDS: returnConnection(4aeedeb, false) [0/30]

2018-10-23 17:33:33,698 DEBUG [org.jboss.jca.core.connectionmanager.pool.strategy.OnePool] (ServerService Thread Pool -- 53) VisionDS: getConnection(null, WrappedConnectionRequestInfo@21706afc[userName=dmn]) [0/30]

2018-10-23 17:33:33,721 DEBUG [org.jboss.jca.core.connectionmanager.pool.strategy.OnePool] (ServerService Thread Pool -- 53) VisionDS: returnConnection(4aeedeb, false) [0/30]

2018-10-23 17:33:33,722 DEBUG [org.jboss.jca.core.connectionmanager.pool.strategy.OnePool] (ServerService Thread Pool -- 53) VisionDS: getConnection(null, WrappedConnectionRequestInfo@21706afc[userName=dmn]) [0/30]

2018-10-23 17:33:33,749 DEBUG [org.jboss.jca.core.connectionmanager.pool.strategy.OnePool] (ServerService Thread Pool -- 53) VisionDS: returnConnection(4aeedeb, false) [0/30]