Error: *** glibc detected *** double free or corruption (!prev)

[Umberto Nicoletti]

If you still have the 4.0.1 sources recompile them with enable debug
and run shp2img under gdb. This at least will tell you where the
double free is happening and then you might even be able to fix it.

Umberto

On 7/4/07, Dominik Schmid <dominik.schmid at ilu.ch> wrote:
> Hi
>
> I have run into this persistent problem and I have already spent hours upon
> hours without any result whatsoever. First of all my setup:
>
> - Centos 4.4
> - apache 2.0.52
> - php 5.1.6
> - postgresql 8.1.8
> - mapserver 4.0.1 (I know, I should update mapserver, but having to rebuild
> all the legends in our system and possibly avoid some other side effects
> would be a major headache and have so far kept me from doing this)
> - gdal 1.4.0
> - postgis 1.2.1
> - geos 2.2.3
> - proj 4.5.0
> - glibc 2.3.4-2.25
>
> The error in the httpd error_log reads as stated in the subject.
>
> I have added some multipolygon data that I had previously obtained by
> converting it from a shape file using shp2pgsql.
>
> The odd part about this error is, that I use the same syntax in the map file
> as for a working multipolygon layer that I had imported using older versions
> of postgis etc. and the older data works just fine.
> I have reimported said working data from the original shape file and
> compared it to the existing data in the working table. the_geom and other
> relevant stuff is identical. And still the newly imported data produces this
> error.
>
> I have checked projection, db access privs and just about everything else
> that crossed my mind as playing a part to no avail.
>
> So, is this problem a known issue? What else could I try/look into? Any advice?
>
> Thanks
> Dominik
>