SELECT cs.taskname, rt.taskcont, rp.YEAR, rp.taskcont rpname, rp.iszb, ni.id, ifnull( ni.totalfinance, '0' ) totalfinance, ifnull( ni.centralfinance, '0' ) centralfinance, ifnull( ni.localfinance, '0' ) localfinance, ifnull( ni.investedfinance, '0' ) investedfinance, ifnull( ni.supportfinance, '0' ) supportfinance, ifnull( ni.selffinance, '0' ) selffinance, ni.statusnum FROM nk_xjsg_constask cs JOIN nk_xjsg_refinetask rt ON cs.id = rt.taskid AND cs.customerid = rt.customerid JOIN nk_xjsg_refinetask_process rp ON rt.id = rp.rtaskid AND rt.customerid = rp.customerid LEFT JOIN nk_xjsg_itembudget ni ON ni.rpid = rp.id AND ni.customerid = rp.customerid join nk_xjsg_process_leader nl on nl.itemid = rp.id and nl.customerid = rp.customerid join nk_user_info nui on nui.id = nl.tid and nui.customerid = nl.customerid where cs.pid = '40289e8c87fff7f80188042c15d50010' and ni.flowtaskid in ('40289e8b87a7c0ef0188527f09700206','40289e8b87a7c0ef018852359f600204') where cs.pid = '40289e8c87fff7f80188042c15d50010' > 1064 - You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'where cs.pid = '40289e8c87fff7f80188042c15d50010'' at line 33 哪里错了

根据错误提示，可以看出问题出在第二个 `where` 子句上。在 SQL 语句中，每个 `where` 子句应该只出现一次。因此，您需要删除第二个 `where` 子句，并将其与第一个 `where` 子句合并。合并后的 SQL 语句如下所示：

SELECT
    cs.taskname,
    rt.taskcont,
    rp.YEAR,
    rp.taskcont rpname,
    rp.iszb,
    ni.id,
    ifnull(ni.totalfinance, '0') totalfinance,
    ifnull(ni.centralfinance, '0') centralfinance,
    ifnull(ni.localfinance, '0') localfinance,
    ifnull(ni.investedfinance, '0') investedfinance,
    ifnull(ni.supportfinance, '0') supportfinance,
    ifnull(ni.selffinance, '0') selffinance,
    ni.statusnum
FROM
    nk_xjsg_constask cs
    JOIN nk_xjsg_refinetask rt ON cs.id = rt.taskid AND cs.customerid = rt.customerid
    JOIN nk_xjsg_refinetask_process rp ON rt.id = rp.rtaskid AND rt.customerid = rp.customerid
    LEFT JOIN nk_xjsg_itembudget ni ON ni.rpid = rp.id AND ni.customerid = rp.customerid
    JOIN nk_xjsg_process_leader nl ON nl.itemid = rp.id AND nl.customerid = rp.customerid
    JOIN nk_user_info nui ON nui.id = nl.tid AND nui.customerid = nl.customerid
WHERE
    cs.pid = '40289e8c87fff7f80188042c15d50010'
    AND ni.flowtaskid IN ('40289e8b87a7c0ef0188527f09700206', '40289e8b87a7c0ef018852359f600204')