-10709: Connection failed (<description>) 

Explanation:

Connection to the database instance failed.

<description> contains the internal error message.

User Action:

·        Check whether you entered the right connection data (name of the database instance, name of the computer).

·        Check whether the database instance is ONLINE.

·        If you want to establish a connection to a database instance on another computer, check whether the X server is running on the other computer.

See also:

Glossary, SQLDBC