[CRITICAL] Application not working

Application ID: null
Error UID: 681C18EA-FD3D-45BA-81DD-34F37D4C6003

Backendless encountered an error while handling the request. An internal trouble ticket with ID bl-server:681C18EA-FD3D-45BA-81DD-34F37D4C6003 has been created and we will be investigating the issue.
java.sql.SQLException: Could not retrieve connection info from pool
java.lang.RuntimeException: java.sql.SQLException: Could not retrieve connection info from pool
	at com.backendless.db.connection.pool.BaseConnectionPool.getConnection(BaseConnectionPool.java:38)
	at com.backendless.db.connection.pool.DbCpConnectionPool.getConnection(DbCpConnectionPool.java:40)
	at com.backendless.db.connection.pool.ShardedConnectionPoolManager.buildConnection(ShardedConnectionPoolManager.java:108)
	at com.backendless.db.connection.pool.ShardedConnectionPoolManager.getConnection(ShardedConnectionPoolManager.java:74)
	at com.backendless.db.connection.pool.ShardedConnectionPoolManager.getConnection(ShardedConnectionPoolManager.java:68)
	at com.backendless.util.db.DbcpConnectionProviderImpl.getConnection(DbcpConnectionProviderImpl.java:68)
	at com.backendless.util.db.DbcpConnectionProviderImpl.getConnection(DbcpConnectionProviderImpl.java:57)
	at org.hibernate.internal.NonContextualJdbcConnectionAccess.obtainConnection(NonContextualJdbcConnectionAccess.java:38)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.acquireConnectionIfNeeded(LogicalConnectionManagedImpl.java:108)
	at org.hibernate.resource.jdbc.internal.LogicalConnectionManagedImpl.getPhysicalConnection(LogicalConnectionManagedImpl.java:138)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.connection(StatementPreparerImpl.java:50)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$5.doPrepare(StatementPreparerImpl.java:149)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl$StatementPreparationTemplate.prepareStatement(StatementPreparerImpl.java:176)
	at org.hibernate.engine.jdbc.internal.StatementPreparerImpl.prepareQueryStatement(StatementPreparerImpl.java:151)
	at org.hibernate.loader.plan.exec.internal.AbstractLoadPlanBasedLoader.prepareQueryStatement(AbstractLoadPlanBasedLoader.java:198)
	at org.hibernate.loader.plan.exec.internal.AbstractLoadPlanBasedLoader.executeQueryStatement(AbstractLoadPlanBasedLoader.java:162)
	at org.hibernate.loader.plan.exec.internal.AbstractLoadPlanBasedLoader.executeLoad(AbstractLoadPlanBasedLoader.java:104)
	at org.hibernate.loader.entity.plan.AbstractLoadPlanBasedEntityLoader.load(AbstractLoadPlanBasedEntityLoader.java:285)
	at org.

Problem description

Describe what you did in console that led to the error. Please provide a description of what actually happens. Be descriptive: “it doesn’t work” does not describe what the behavior actually is. This will help us with reproducing the problem.

Steps to reproduce

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duplicate [CRITICAL] Application stopped working