[Lazarus] External SIGSEGV when trying to use data module components

SPRL AFOR aforsprl at gmail.com
Sat Apr 11 19:44:31 CEST 2015


At the moment you use components from the DataModule, are you sure it 
has been instantiated and thet you call a null object ?
It happens quite often that I forget to create the DataModule BEFORE 
using it.

Antonio.
Le 11/04/2
015 17:48, brian a écrit :
> Hi all,
>
> I'm writing an application which uses Firebird embedded. My setup is
> currently Lazarus 1.2.6 with FPC 2.6.4, but I have the 1.4 RC3 files
> to install if anybody thinks that should make a difference. I'm using
> the AMD64 version of Lazarus and Debian 7.6 multihome, with i386
> architecture also installed.
>
> My problem is a simple one to describe - the program compiles
> correctly, but the moment I try to do anything with the objects in the
> data module, I get an immediate 'external SIGSEGV'. When I say do
> anything with them, this is as simple as adding a line of SQL to a
> query.
>
> The program compiles OK, of course, and removing gdb from the mix and
> recompiling just gives me the same error, but now the ASM window pops
> up at a different address.
>
> Any help gratefully received, because I don't know what else to try...
>
>
> Brian.
>
> --
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