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"IO Error: Connection Timed Out" Using Thin Driver And "ORA-03113: end-of-file on communication channel" Using OCI Driver From JDBC Program After IP Change On The Database Host (Doc ID 2008225.1)

Last updated on AUGUST 30, 2023

Applies to:

JDBC - Version and later
Information in this document applies to any platform.


The network configuration on the database has been changed. The IP address on this database host was changed, and after this change the JDBC connection from a particular host is not working.
If a JDBC java program using the Thin driver is executed to connect the the database , it reports "IO Error: Connection timed out" error. Using the OCI driver, it gives an "ORA-03113: end-of-file on communication channel".
The complete errors are as follows:


Using the JDBC Thin driver:


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