April 10, 2020 afternoon 6:53:04 org. Apache. Catalina. Core. StandardWrapperValve invoke
Severe: Servlet service () for the Servlet UserLoginServlet] in the context with the path [/WabacusBlank] threw the exception
Org. Hibernate. Exception. GenericJDBCException: always open a connection
The at org. Hibernate. Exception. SQLStateConverter. HandledNonSpecificException (SQLStateConverter. Java: 140)
The at org. Hibernate. Exception. SQLStateConverter. Convert (SQLStateConverter. Java: 128)
The at org. Hibernate. Exception. JDBCExceptionHelper. Convert (JDBCExceptionHelper. Java: 66)
The at org. Hibernate. Exception. JDBCExceptionHelper. Convert (JDBCExceptionHelper. Java: 52)
The at org. Hibernate. JDBC. ConnectionManager. OpenConnection (ConnectionManager. Java: 449)
The at org. Hibernate. JDBC. ConnectionManager. GetConnection (ConnectionManager. Java: 167)
The at org. Hibernate. JDBC. AbstractBatcher. PrepareQueryStatement (AbstractBatcher. Java: 161)
The at org. Hibernate. Loader. Loader. PrepareQueryStatement (1700) loader. Java:
The at org. Hibernate. Loader. Loader. DoQuery (801) loader. Java:
The at org. Hibernate. Loader. Loader. DoQueryAndInitializeNonLazyCollections (274) loader. Java:
The at org. Hibernate. Loader. Loader. DoList (2542) loader. Java:
The at org. Hibernate. Loader. Loader. ListIgnoreQueryCache (2276) loader. Java:
The at org. Hibernate. Loader. Loader. The list (2271) loader. Java:
At org. Hibernate. Loader. Custom. CustomLoader. List (316) CustomLoader. Java:
The at org. Hibernate. Impl. SessionImpl. ListCustomQuery (SessionImpl. Java: 1842)
At org. Hibernate. Impl. AbstractSessionImpl. List (165) AbstractSessionImpl. Java:
At org. Hibernate. Impl. SQLQueryImpl. List (157) SQLQueryImpl. Java:
The at org. Hibernate. Impl. AbstractQueryImpl. UniqueResult (AbstractQueryImpl. Java: 890)
At com.zyz.utils.Com monDao. Get (CommonDao. Java: 145)
At com. Zyz. Sys. Service. UserService. Login (UserService. Java: 18)
At com. Zyz. User. Servlet. UserLoginServlet. DoPost (UserLoginServlet. Java: 33)
The at javax.mail. Servlet. HTTP. HttpServlet. Service (HttpServlet. Java: 661)
The at javax.mail. Servlet. HTTP. HttpServlet. Service (HttpServlet. Java: 742)
The at org. Apache. Catalina. Core. ApplicationFilterChain. InternalDoFilter (ApplicationFilterChain. Java: 230)
The at org. Apache. Catalina. Core. ApplicationFilterChain. DoFilter (ApplicationFilterChain. Java: 165)
At org, apache tomcat, websocket server WsFilter. DoFilter (WsFilter. Java: 52)
The at org. Apache. Catalina. Core. ApplicationFilterChain. InternalDoFilter (ApplicationFilterChain. Java: 192)
The at org. Apache. Catalina. Core. ApplicationFilterChain. DoFilter (ApplicationFilterChain. Java: 165)
The at org. Apache. Catalina. Core. StandardWrapperValve. Invoke (StandardWrapperValve. Java: 198)
The at org. Apache. Catalina. Core. StandardContextValve. Invoke (StandardContextValve. Java: 96)
The at org. Apache. Catalina. The authenticator. AuthenticatorBase. Invoke (AuthenticatorBase. Java: 478)
The at org. Apache. Catalina. Core. StandardHostValve. Invoke (StandardHostValve. Java: 140)
The at org. Apache. Catalina. Valves. ErrorReportValve. Invoke (ErrorReportValve. Java: 80)
The at org. Apache. Catalina. Valves. AbstractAccessLogValve. Invoke (AbstractAccessLogValve. Java: 624)
The at org. Apache. Catalina. Core. StandardEngineValve. Invoke (StandardEngineValve. Java: 87)
At org. Apache. Catalina. Connector. CoyoteAdapter. Service (341) CoyoteAdapter. Java:
At org. Apache. Coyote. Http11. Http11Processor. Service (783) Http11Processor. Java:
The at org. Apache. Coyote. AbstractProcessorLight. Process (AbstractProcessorLight. Java: 66)
The at org. Apache. Coyote. AbstractProtocol $ConnectionHandler. Process (AbstractProtocol. Java: 798)
At org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun NioEndpoint. Java: (1441)
The at org.apache.tomcat.util.net.SocketProcessorBase.run (SocketProcessorBase. Java: 49)
The at Java. Util. Concurrent. ThreadPoolExecutor. RunWorker (ThreadPoolExecutor. Java: 1145)
The at Java. Util. Concurrent. ThreadPoolExecutor $Worker. The run (ThreadPoolExecutor. Java: 615)
At org, apache tomcat. Util. Threads. TaskThread $WrappingRunnable. Run (61) TaskThread. Java:
The at Java. Lang. Thread. The run (Thread. Java: 744)
Under Caused by: Java. SQL. SQLException: Connections could not be acquired from the physicist database!
At com. McHange. V2. SQL. SqlUtils. ToSQLException (SqlUtils. Java: 106)
At com. McHange. V2. C3p0. Impl. C3P0PooledConnectionPool. CheckoutPooledConnection (C3P0PooledConnectionPool. Java: 529)
At com. McHange. V2. C3p0. Impl. AbstractPoolBackedDataSource. GetConnection (AbstractPoolBackedDataSource. Java: 128)
The at org. Hibernate. Connection. C3P0ConnectionProvider. GetConnection (C3P0ConnectionProvider. Java: 78)
The at org. Hibernate. JDBC. ConnectionManager. OpenConnection (ConnectionManager. Java: 446)
. 40 more
Under Caused by: com. McHange. V2. Resourcepool. CannotAcquireResourceException: A resourcepool could not acquire A resource from its primary factory or source.
At com. McHange. V2. Resourcepool. BasicResourcePool. AwaitAvailable (BasicResourcePool. Java: 1319)
At com. McHange. V2. Resourcepool. BasicResourcePool. PrelimCheckoutResource (BasicResourcePool. Java: 557)
nullnullnullnullnullnullnullnullnull