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end-of-file Communication channel [message #192968] Thu, 14 September 2006 07:22 Go to next message
Messages: 74
Registered: September 2006
when i run a query, my oracle connection get closed with following error.

ORA-03113 end-of-file Communication channel

this is happening in one ENV while my query runs fine in other ENV

I have check the alert.olg file & also checked the trace file in userdump . I found the following error:
ORA-07445: exception encountered: Core dump [nsoinp()+310][SIGSEGV][Adress not mapped to object] [0XA0] [] []

Re: end-of-file Communication channel [message #192975 is a reply to message #192968] Thu, 14 September 2006 07:39 Go to previous message
Messages: 5933
Registered: June 2006
Location: Sunny North Yorkshire, ho...
Senior Member
That would be a "talk to support" issue.

If the query you are running involves grouping sets and a subquery predicate, then you've probably hit bug 2483794.

There is a workaround listed on metalink, but it involves setting undocumented parameters.
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