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Error: The Network Adapter could not establish the connection


camilo.martinez

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Hi,

We have had some problems in the generation of reports in our "Jasper report server", showing the following in the log server:

The problem is always solved by doing a sequential restart of the servers, would someone know what it is about?

2018-09-06 15:11:50,377 ERROR SystemErrorController,http-nio-8080-exec-26:86 - Internal server error
org.springframework.transaction.CannotCreateTransactionException: Could not open Hibernate Session for transaction; nested exception is org.hibernate.exception.JDBCConnectionException: Cannot open connection

Caused by: org.hibernate.exception.JDBCConnectionException: Cannot open connection

Caused by: java.sql.SQLRecoverableException: IO Error: The Network Adapter could not establish the connection

Caused by: oracle.net.ns.NetException: The Network Adapter could not establish the connection

Caused by: java.net.ConnectException: Connection refused (Connection refused)

2018-09-06 15:11:50,370 ERROR JDBCExceptionReporter,pool-11-thread-113:101 - IO Error: The Network Adapter could not establish the connection

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