所以花了很多时间试图修复我的iCalendar应用程序每次我举办新活动或编辑活动时，从旋转的海滩球滞后我在控制台应用程序中发现了此错误：
"error: sql cached statement NSSQLiteStatement <0x7f8eef4c0fd0> on entity 'Group' with sql text 'SELECT t0.Z_ENT, t0.Z_PK, t0.Z_OPT, t0.ZCOLORSTRING, t0.ZISENABLED, ....... ( t0.Z_PK IN (SELECT * FROM _Z_intarray0) AND t0.Z_ENT >= ? AND t0.Z_ENT <= ?) ' failed due to missing variable binding for (null) with expecting bindings (
"<NSSQLBindVariable: 0x7f8eef47bdd0>",
"<NSSQLBindVariable: 0x7f8eef47be70>"
) but actual substitution variables {
objects = "{<NSManagedObject: 0x7f8eef540140> (entity: ExchangePrincipal; id: 0x240092b <x-coredata://93547915-498F-4251-8E7E-23DD04782C04/ExchangePrincipal/p9> ; data: <fault>)}";
}
error: sql cached statement NSSQLiteStatement <0x7f8eef48daa0> on entity 'Attendee' with sql text 'SELECT 0, t0.Z_PK, t0.Z_OPT, t0.ZADDRESSSTRING, t0.ZCOMMONNAME, t0.ZEMAIL, t0.ZINCLUDEDINALLRESPONDED, t0.ZINVITERNAME, t0.ZISSELFINVITED, t0.ZLIKENESSDATASTRING, t0.ZOMITSYNCRECORD, t0.ZPROPOSALENDDATE, t0.ZPROPOSALSTARTDATE, t0.ZPROPOSALSTATUS, t0.ZROLE, t0.ZRSVP, t0.ZSCHEDULEAGENT, t0.ZSCHEDULEFORCESEND, t0.ZSCHEDULESTATUS, t0.ZSTATUS, t0.ZSTATUSMODIFIEDDATE, t0.ZTYPE, t0.ZEVENT, t0.ZMYATTENDEEFOREVENT FROM ZATTENDEE t0 WHERE t0.ZMYATTENDEEFOREVENT IN (SELECT * FROM _Z_intarray0) ' failed due to missing variable binding for (null) with expecting bindings (
) but actual substitution variables {
destinations = "{0x122c009eb <x-coredata://93547915-498F-4251-8E7E-23DD04782C04/Event/p1163>, 0x1230009eb <x-coredata://93547915-498F-4251-8E7E-23DD04782C04/Event/p1164>, 0x1234009eb <x-coredata://93547915-498F-4251-8E7E-23DD04782C04/Event/p1165>, 0x123c009eb <x-coredata://93547915-498F-4251-8E7E-23DD04782C04/Event/p1167>, 0x1258009eb <x-coredata://93547915-498F-4251-8E7E-23DD04782C04/Event/p1174>, 0x1264009eb <x-coredata://93547915-498F-4251-8E7E-23DD04782C04/Event/p1177>, 0x126c009eb <x-coredata://93547915-498F-4251-8E7E-23DD04782C04/Event/p1179>, 0x127c009eb <x-coredata://93547915-498F-4251-8E7E-23DD04782C04/Event/p1183>, 0x1280009eb <x-coredata://93547915-498F-4251-8E7E-23DD04782C04/Event/p1184>, 0x1284009eb <x-coredata://93547915-498F-4251-8E7E-23DD04782C04/Event/p1185>}";
}"
每次我进行新事件时，大约有8-10个这样的错误。您能帮我解决这个问题吗？我已经重新安装了Mac OS Sierra几次，但这没什么区别。
对我来说修复了什么是Mac OS的新清洁安装。
现在我没有得到相同的问题（日历很高兴使用），
但是，如果问题重新出现，我将进行更新。