I am stuck in one problem yesterday i ran ./handle_cache script it got terminated in between. Is there a limit of number of collection we can have in database our handle cache structure is like this Database Collection _id Checksum cache --------->Tobi_handle1----->Filepath1----->Checksum1,timestamp1 | Filepath2----->Checksum2,timestamp2 | FilePath3---->Checksum3,timestamp3 | |---------> Tobi_handle2----->Filepath1----->Checksum1,timestamp1 Filepath2----->Checksum2, timestamp2 name of database is cache which contains collection tobi_hande1 and tobi_hande 2 -- Rishabh Sharma Software Developer Anantya R&D http://www.anantyarnd.in