select wr_id from g4_write_city_01 where ((INSTR(LOWER(wr_subject%7C%7Cwr_content), LOWER('%EB%A9%94%EC%A2%85%ED%82%A4%EC%B8%A0%EB%84%A4%EC%97%AC%EC%84%B1%EA%B0%80%EB%94%94%EA%B1%B4%EC%82%AC%EC%9D%B4%EC%A6%88%CE%A6'))) and (INSTR(LOWER(wr_subject%7C%7Cwr_content), LOWER('%E3%80%90%EB%AA%85%ED%92%88%EB%8B%A4%EC%9D%B4%EC%86%8C%E3%80%91%E3%80%90%ED%85%94%EB%A0%88%EA%B2%80%EC%83%89%E3%80%91'))) and (INSTR(LOWER(wr_subject%7C%7Cwr_content), LOWER('%E2%93%A4fail%E3%81%9C%ED%99%8D%EC%BD%A9%EB%AA%85%ED%92%88%EB%9F%AD%EC%8A%A4%EB%82%98%EC%9D%B4%ED%82%A4%EB%A6%AC%EC%95%A1%ED%8A%B8%EB%A6%AC%EB%B7%B0%D1%86name'))) and (INSTR(LOWER(wr_subject%7C%7Cwr_content), LOWER('%EC%83%A4%EB%84%AC%EC%97%90%EC%84%BC%EC%8A%A4%EB%B2%84%EB%B2%84%EB%A6%AC%EC%8A%A4%EB%8B%88%EC%BB%A4%EC%A6%88%ED%9B%84%EA%B8%B0'))) and (INSTR(LOWER(wr_subject%7C%7Cwr_content), LOWER('%EB%94%94%EC%98%AC%ED%99%88%EC%9B%A8%EC%96%B4%E2%98%8E%EB%B6%88%EA%B0%80%EB%A6%AC%EC%9D%B4%EC%96%B4%EB%A7%81%E2%92%A7edge%E3%82%90'))))

1054 : Unknown column '7C' in 'where clause'

error file : /bbs/search.php