ERROR: The SQL*Loader utility could not be executed. 
Please make sure it is installed on your system. 
If it is installed, find out how it should be invoked.  
By default, it is invoked as "sqlldr". If it is anything other 
than this, please use the BL_SQLLDR_PATH option to specify the exact command.

   proc append data=fsk_nn_entity
        base=DB_KC.fsk_nn_entity(bulkload=yes
        bl_load_method=truncate
        bl_control="'C:\Documents and Settings\sasrfm\Local Settings\Temp\
                      SAS Temporary Files\_TD3908/control.ctl'"
        bl_log="'C:\Documents and Settings\sasrfm\Local Settings\Temp\
                      SAS Temporary Files\_TD3908/log.log'") force;
   run;