Re: Strange memory errors

From: Rene Brun (Rene.Brun@cern.ch)
Date: Wed Mar 25 1998 - 15:36:27 MET


Reid D Rivenburgh wrote:
> 
> Hi,
> 
> We've been seeing some strange memory-related errors lately.  Here's
> an example from a program that writes objects to a TBranch of a TTree
> (this happens after 1,000 objects are written):
> 
> CustomReAlloc2: oldsize != size
> Fatal in <CustomReAlloc2>: unreasonable size (-4032)
> 
> Then it exits.  We've also seen other similar messages about delete
> and huge sizes, but it's usually only when the program is exiting
> normally and could be ignored.  We've been experimenting with and seen
> this happen with 1.03.09 and 1.03.06 (which was our last "stable"
> version, but weird thing have been happening there at times, too,
> lately).  Does anyone know what could be going on?  I think I saw in
> another roottalk message that someone else was having problems like
> this, so at least it's not just us.

The symtom you are describing is typical of a version mismatch.
Could you that you have recompiled your classes when migrating
to the latest version of Root?

Rene Brun



This archive was generated by hypermail 2b29 : Tue Jan 04 2000 - 00:34:31 MET