[Lazarus] Building Lazarus for win32

[Raistware]

> fine. Now I get a stop when the rebuilding tries to recompile 
> interfaces, with  a message that system checksum have changed, cant find 
> the interface.pp. All searchpaths are correct in the cfg.
> I have installed the new release of lazarus0.9.26 with fpc 2.2.2 and 
> also tried the fixesbuilds with the same result.
> The fresh install of lazarus functions as it should, but as soon I do a 
> rebuild of lazarus it stops with the same message, and that even without 
> adding och removing any componets from the packages. I also tried the 
> comandline with --build-ide=
>
> What am I missing? All paths are as by default, and I have the paths set 
> in windows XP as before. lazarus.cfg contains all searchpaths to all 
> files and units that lazbuild donÂŽt find.
>   
I had same problem and solved adding this line to 
C:\lazarus\fpc\2.2.2\bin\i386-win32\fpc.cfg :
-Fuc:\lazarus\ideintf

Hope helps