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Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Posted by: JO Ganter
Date: February 19, 2008 11:23AM

Hi Mark,

> That's interesting, if this only changed when you upgraded to 5.1 from 5.0. Did
> you receive exceptions of a different sort when you were using 5.0, or none at
> all?

We did not receive any exceptions at all using 5.0. (In fact, just rolled back Connector/J to the 5.0 version and the exceptions I was receiving disappear.)


> What are you using for a connection pool?

We are using the native Tomcat JNDI DBCP.


> Can you reduce this into a testcase we could look at? We've only heard of
> this issue "in the wild", and *usually* it ends up being an issue with network
> connectivity or configuration (firewall rules, etc).

Sure. Let me know what information would you like and I'll send it your way.

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Posted
Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Sam Atkinson
October 30, 2007 07:36AM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Richard
October 30, 2007 03:43PM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
mupparaju srinivas
January 03, 2008 05:38AM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
alex teodorescu
January 30, 2009 07:05AM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Mark Matthews
October 30, 2007 04:05PM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Somebody .
February 08, 2008 04:35AM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Andrew Jackson
February 09, 2008 04:26PM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Somebody .
February 10, 2008 11:33AM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Mark Matthews
February 10, 2008 02:07PM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Dmitry Nezhevenko
February 11, 2008 07:33AM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Mark Matthews
February 11, 2008 08:22AM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Andrew Jackson
February 11, 2008 10:19AM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Mark Matthews
February 11, 2008 02:54PM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
zattarz za
February 13, 2008 03:47AM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Somebody .
February 13, 2008 06:17AM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
zattarz za
February 14, 2008 12:37PM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
adam birr
December 18, 2008 05:23AM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Dmitry Nezhevenko
February 11, 2008 01:45PM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Gang Lau
February 11, 2008 11:41PM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
JO Ganter
February 19, 2008 10:49AM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Mark Matthews
February 19, 2008 10:51AM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
JO Ganter
February 19, 2008 11:23AM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Mark Matthews
February 19, 2008 11:25AM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
JO Ganter
February 19, 2008 12:03PM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
david s
February 20, 2008 06:05PM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Jean-Nicolas Duval
June 02, 2008 07:29PM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
ram babu
September 24, 2008 02:55AM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Jonathan Baxter
October 31, 2008 07:56AM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Ermicioi Andrei
November 27, 2008 01:56AM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Ermicioi Andrei
November 30, 2008 03:15AM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Simon Prinzleve
February 03, 2009 03:00PM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Kris Reid
April 08, 2009 12:46AM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Josh Jacobs
July 06, 2009 10:45AM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Dean Jiang
July 09, 2009 02:59AM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Pankaj Tandon
August 24, 2009 10:30AM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Kris Reid
August 24, 2009 11:33AM
Re: Connector/J "Expected to read 4 bytes, read 0 bytes before connection was unexpectedly lost."
Pankaj Tandon
August 24, 2009 12:43PM


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