Would this be the database in question?
03/15/2013 07:56:41,spid21s,Unknown,Unable to open the physical file "P:\DB\Prolaw.mdf". Operating system error 3: "3(The system cannot find the path specified.)".
03/15/2013 07:56:41,spid21s,Unknown,Error: 5120<c/> Severity: 16<c/> State: 101.
03/15/2013 07:56:41,spid21s,Unknown,FCB::Open failed: Could not open file P:\DB\Prolaw.mdf for file number 1. OS error: 3(The system cannot find the path specified.).
03/15/2013 07:56:41,spid21s,Unknown,Error: 17204<c/> Severity: 16<c/> State: 1.
If so, at the time SQL starts, the path 'P:\DB' does not exist.
Gail Shaw
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability