销售发票制单时总是提示“该客户已被锁定”,如何解决？

销售发票制单时总是提示“该客户已被锁定”，如何解决？　　1、选择data库执行 delete from gl_mccontrol delete from gl_mvocontrol delete from gl_mvcontrol delete from ap_lock delete from lockvouch delete from ia_pzmutex2、请选择ufsystem库执行 delete from ua_task delete from ua_tasklog