When i install db2 V.8.1 on Linux fedora 10, why appeared this error:

/software/db2/334_ESE_LNX26_32_NLV/db2/linux26/bin/db2langdir: error while loading shared libraries: /software/db2/334_ESE_LNX26_32_NLV/db2/linux26/install/libimf.so: cannot restore segment prot after reloc: Permission denied


If somebody know,please help me.