首页 > Method invocation failed during rendering of Velocity view with name 'portal/ccxxw/wqxxzx/list': Invocation of method 'getTopChannel' in class com.cxgt.mvc.server.util.PortalUtil threw exception org.springframework.transaction.CannotCreateTransactionException: Could not open Hibernate Session for transaction; nested exception is org.hibernate.TransactionException: JDBC begin transaction failed: at portal/ccxxw/wqxxzx/list.html[line 9, column 74]; reference [portal], method 'getTopChannel'; nested exception is org.springframework.transaction.CannotCreateTransactionException: Could not open Hibernate Session for transaction; nested exception is org.hibernate.TransactionException: JDBC begin transaction failed: