Map won't Save sometimes

[erfanasbari]

Hi, When TS is running for a while ( 1 or 2 days ) i get these Console logs on every command:

[04:47:17] SQLitei Error: (db_query) Invalid persistent database given (80000002).
[04:47:35] SQLitei Error: (db_query) Invalid persistent database given (80000002).
[04:47:35] SQLitei Notice: (db_free_result_hook) Invalid result given.
[04:47:59] SQLitei Error: (db_query) Invalid persistent database given (80000002).
[04:48:33] SQLitei Error: (db_query) Invalid persistent database given (80000002).
[04:48:33] SQLitei Notice: (db_free_result_hook) Invalid result given.
[04:49:21] SQLitei Error: (db_query) Invalid persistent database given (80000002).
[04:49:32] SQLitei Error: (db_query) Invalid persistent database given (80000002).
[04:49:49] SQLitei Error: (db_query) Invalid persistent database given (80000002).
[04:49:49] SQLitei Notice: (db_free_result_hook) Invalid result given.
[04:50:26] SQLitei Error: (db_query) Invalid persistent database given (80000002).
[04:50:36] SQLitei Error: (db_query) Invalid persistent database given (80000002).
[04:51:02] SQLitei Error: (db_query) Invalid persistent database given (80000002).
[04:51:35] SQLitei Error: (db_query) Invalid persistent database given (80000002).
[04:51:35] SQLitei Notice: (db_free_result_hook) Invalid result given.
[04:53:14] SQLitei Error: (db_query) Invalid persistent database given (80000002).
[04:53:24] SQLitei Error: (db_query) Invalid persistent database given (80000002).
[04:53:46] SQLitei Error: (db_query) Invalid persistent database given (80000002).
[04:53:46] SQLitei Notice: (db_free_result_hook) Invalid result given.
[04:58:31] SQLitei Error: (db_query) Invalid persistent database given (80000002).
[04:58:45] SQLitei Error: (db_query) Invalid persistent database given (80000002).
[05:03:02] SQLitei Error: (db_query) Invalid persistent database given (80000002).
[05:03:55] SQLitei Error: (db_query) Invalid persistent database given (80000002).

Console input: exit
[14:57:36] --- Server Shutting Down.
[14:57:36] ----------------------------------------------
[14:57:36] ----Texture Studio By [uL]Pottus and Crayder--
[14:57:36] ------------------------------------Unloaded--
[14:57:36] SQLitei Error: (db_free_persistent) Invalid persistent database given (80000002).
[14:57:36] SQLitei Error: (db_query) Invalid persistent database given (80000002).
[14:57:36] 

And at this point if i create a map and create 100 objects ( for example ) not of them doesn't save and if i load the map again it says "This map has 0 objects and 0 remove building"