SELECT COUNT(DISTINCT `wr_parent`) AS `cnt` FROM g4_write_hardware_2014 WHERE ((INSTR(LOWER(wr_name2C1), LOWER('B0E6B9DAC7D1BDC3B9CE'))>0) )

Unknown column 'wr_name2C1' in 'where clause' : 1054

error file : /bbs/board.php