尚未定义此存储区的 MaxSize。已经执行的操作需要访问 MaxSize。由于使用了部分证据来打开使用枚举 API 获得的存储区，该存储区没有定义完善的 MaxSize。

X is not defined for this store. An operation was performed that requires access to X. Stores obtained using enumeration APIs do not have a well-defined X, since partial evidence is used to open the store.