[Sat Feb 23 14:07:00 2008] [error] [client 192....] The locks could not be queried for verification against a possible "If:" header. [500, #0]
[Sat Feb 23 14:07:00 2008] [error] [client 192....] Could not open the lock database. [500, #400]
[Sat Feb 23 14:07:00 2008] [error] [client 192....] (2)No such file or directory: Could not open property database. [500, #1]