### 问题描述：正常删除单据操作如下图所示，但是某些未知原因的场景下，元数据无法正常删除，需 手动处理。  ### 解决方案： 假定要删除的元数据的标识为【TB_TestBill】，数据库执行以下SQL直接删除。 -- 元数据主数据 DELETE FROM T_META_OBJECTTYPE WHERE FID='TB_TestBill' DELETE FROM T_META_OBJECTTYPE_L WHERE FID='TB_TestBill' DELETE FROM T_META_OBJECTTYPE_E WHERE FID='TB_TestBill' DELETE FROM T_META_OBJECTTYPENAMEEX WHERE FID='TB_TestBill' DELETE FROM T_META_OBJECTTYPENAMEEX_L WHERE FENTRYID='TB_TestBill' DELETE FROM T_META_OBJECTTYPEVIEW_L WHERE FID IN (SELECT FID FROM T_META_OBJECTTYPEVIEW WHERE FDEPENDENCYOBJECTID='TB_TestBill') DELETE FROM T_META_OBJECTTYPEVIEW WHERE FDEPENDENCYOBJECTID='TB_TestBill' DELETE FROM T_META_OBJECTTYPECACHE WHERE FID='TB_TestBill'