ERROR: ld.so: object 'libcod2_1_3.so' from LD_PRELOAD cannot be preloaded (cannot ope

[feanor]

i start server like this

		$cd ~cod2
$export LD_PRELOAD=/lib/libcod_1_3.so
$screen -A -m -d -S cod2 ./cod2lnxded + set .. +set .. 
	

but i cant preload libcoad it shows me

		ERROR: ld.so: object '/home/user/cod2/lib/libcod2_1_3.so' from LD_PRELOAD cannot be preloaded (wrong ELF class : ELFCLASS32) ignored 
	

i have 32 libs , i can start server normally but i cant start with screen commands