Error al iniciar servidor openfire

Desde hace unos dos días al inicial el servidor del openfire para el spark me esta saliendo este error.

Database setup or configuration error: Please verify your database settings and check the logs/error.log file for detailed error messages.

java.lang.IllegalArgumentException: java.sql.SQLException: ConrEercnotionManager.getConnection() failed to obtain a connection after 11 retries. The exception from the last attempt is as follows: java.sql.SrQLException: Out of Memory

at org.jivesoftware.openfire.XMPPServer.verifyDataSource(XMPPServer.java:734)

at org.jivesoftware.openfire.XMPPServer.start(XMPPServer.java:448)

at org.jivesoftware.openfire.XMPPServer.(XMPPServer.java:169)

at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)

at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)

at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)

at java.lang.refletci. niciando el servidor. Por favor vea los archivos de oClg para obtener más información

onstructor.newInstance(Unknown Source)

at java.lang.Class.newInstance(Unknown Source)

at org.jivesoftware.openfire.starter.ServerStarter.start(ServerStarter.java:105)

at org.jivesoftware.openfire.starter.ServerStarter.main(ServerStarter.java:56)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)

at java.lang.reflect.Method.invoke(Unknown Source)

at com.exe4j.runtime.LauncherEngine.launch(Unknown Source)

at com.exe4j.runtime.WinLauncher.main(Unknown Source)

at com.install4j.runtime.launcher.WinLauncher.main(Unknown Source)

Caused by: java.sql.SQLException: ConnectionManager.getConnection() failed to obtain a connection after 11 retries. The exception from the last attempt is as follows: java.sql.SQLException: Out of Memory

at org.jivesoftware.database.DbConnectionManager.getConnection(DbConnectionManager .java:156)

at org.jivesoftware.openfire.XMPPServer.verifyDataSource(XMPPServer.java:724)

… 16 more

Server halted

Quisiera por favor me ayuden a solucionarlo.

Les agradezco.

HOLA A MI PASO LO MISMO, PUDISTE SOLUCIONARLO??