今天我的一台云服务器出了问题，管理员在执行操作时重启了它。因为我的后端不想重启服务器，所以我的postgresql数据库似乎有问题。
供参考：我可以连接到数据库的用户名和密码的用户没有问题，也可以做修改与pgadmin或直接与psql。

ERROR c.b.myapp.progress.ProgressServiceImpl.updateProgressApplication (169) - error updating progress for c24f3d42-965b-459e-8afd-2e016ddb3394
org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'org.springframework.boot.autoconfigure.orm.jpa.HibernateJpaConfiguration': Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'dataSource' defined in class path resource [org/springframework/boot/autoconfigure/jdbc/DataSourceConfiguration$Hikari.class]: Unsatisfied dependency expressed through method 'dataSource' parameter 0; nested exception is org.springframework.boot.context.properties.ConfigurationPropertiesBindException: Error creating bean with name 'spring.datasource-org.springframework.boot.autoconfigure.jdbc.DataSourceProperties': Could not bind properties to 'DataSourceProperties' : prefix=spring.datasource, ignoreInvalidFields=false, ignoreUnknownFields=true; nested exception is java.lang.IllegalStateException: org.springframework.boot.web.servlet.context.AnnotationConfigServletWebServerApplicationContext@5e57643e has not been refreshed yet
        at [...]
Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'dataSource' defined in class path resource [org/springframework/boot/autoconfigure/jdbc/DataSourceConfiguration$Hikari.class]: Unsatisfied dependency expressed through method 'dataSource' parameter 0; nested exception is org.springframework.boot.context.properties.ConfigurationPropertiesBindException: Error creating bean with name 'spring.datasource-org.springframework.boot.autoconfigure.jdbc.DataSourceProperties': Could not bind properties to 'DataSourceProperties' : prefix=spring.datasource, ignoreInvalidFields=false, ignoreUnknownFields=true; nested exception is java.lang.IllegalStateException: org.springframework.boot.web.servlet.context.AnnotationConfigServletWebServerApplicationContext@5e57643e has not been refreshed yet
        at [...]
Caused by: org.springframework.boot.context.properties.ConfigurationPropertiesBindException: Error creating bean with name 'spring.datasource-org.springframework.boot.autoconfigure.jdbc.DataSourceProperties': Could not bind properties to 'DataSourceProperties' : prefix=spring.datasource, ignoreInvalidFields=false, ignoreUnknownFields=true; nested exception is java.lang.IllegalStateException: org.springframework.boot.web.servlet.context.AnnotationConfigServletWebServerApplicationContext@5e57643e has not been refreshed yet
        at [...]
Caused by: java.lang.IllegalStateException: org.springframework.boot.web.servlet.context.AnnotationConfigServletWebServerApplicationContext@5e57643e has not been refreshed yet
        at [...]

ERROR o.s.a.i.SimpleAsyncUncaughtExceptionHandler.handleUncaughtException (39) - Unexpected exception occurred invoking async method: public void com.myapp.progress.ProgressServiceImpl.processAllApplications()
org.springframework.orm.jpa.JpaSystemException: Unable to rollback against JDBC Connection; nested exception is org.hibernate.TransactionException: Unable to rollback against JDBC Connection
        at [...]
Caused by: org.hibernate.TransactionException: Unable to rollback against JDBC Connection
        at [...]
Caused by: org.postgresql.util.PSQLException: This connection has been closed.

有人能帮忙吗(服务器重新启动前一切正常）