error: /usr/lib/libfontconfig.so.1: undefined symbol: FT_Select_Size

Dear:
I am running 32bit software under opensuse11.2 X64, and it is always said:

/usr/lib/libfontconfig.so.1: undefined symbol: FT_Select_Size

would you please give me some advices.

THX

here is the out put for the commnad:
ldd /usr/lib/libfontconfig.so.1

linux-gate.so.1 =>  (0xffffe000)
libfreetype.so.6 => /usr/lib/libfreetype.so.6 (0x555db000)
libexpat.so.1 => /lib/libexpat.so.1 (0x5565d000)
libc.so.6 => /lib/libc.so.6 (0x55684000)
libz.so.1 => /lib/libz.so.1 (0x557e4000)
/lib/ld-linux.so.2 (0x55555000)