Ankit Pandey [https://community.jboss.org/people/ankit.pandey] created the discussion "How to fix ERROR [STDERR] (pool-152-thread-1660) com.microsoft.sqlserver.jdbc.SQLServerException: The connection is closed. in jboss 6.1" To view the discussion, visit: https://community.jboss.org/message/823389#823389 -------------------------------------------------------------- Hi, I am connecting SQLServer but sometimes I got 2013-06-17 12:56:00,068 ERROR [STDERR] (pool-152-thread-1660) com.microsoft.sqlserver.jdbc.SQLServerException: The connection is closed. 2013-06-17 12:56:00,070 ERROR [STDERR] (pool-152-thread-1660)           at com.microsoft.sqlserver.jdbc.SQLServerException.makeFromDriverError(SQLServerException.java:171) 2013-06-17 12:56:00,070 ERROR [STDERR] (pool-152-thread-1660)           at com.microsoft.sqlserver.jdbc.SQLServerConnection.checkClosed(SQLServerConnection.java:319) 2013-06-17 12:56:00,070 ERROR [STDERR] (pool-152-thread-1660)           at com.microsoft.sqlserver.jdbc.SQLServerConnection.prepareStatement(SQLServerConnection.java:1839) 2013-06-17 12:56:00,070 ERROR [STDERR] (pool-152-thread-1660)           at org.jboss.resource.adapter.jdbc.BaseWrapperManagedConnection.doPrepareStatement(BaseWrapperManagedConne.................. My Jboss Configuration is           <local-tx-datasource>         <jndi-name>jdbc/abc.008</jndi-name>         <connection-url>jdbc:sqlserver://ip:2499;databaseName=DB</connection-url>         <driver-class>com.microsoft.sqlserver.jdbc.SQLServerDriver</driver-class>         <user-name>sa</user-name>         <password>pass</password>           <autoReconnect>true</autoReconnect>         <failOverReadOnly>false</failOverReadOnly>         <maxReconnects>50</maxReconnects>         <initialTimeout>15</initialTimeout>           <check-valid-connection-sql>select 1 </check-valid-connection-sql>               </local-tx-datasource> I have to restart JBoss for getting working connection again which is not the real possible solution obviously. I want to avoid this Jboss restart everytime.. It's very urgent... Please Help... -------------------------------------------------------------- Reply to this message by going to Community [https://community.jboss.org/message/823389#823389] Start a new discussion in Datasource Configuration at Community [https://community.jboss.org/choose-container!input.jspa?contentType=1&...]