Presentation services down in 11.1.19 v

GSR

Hi, My persentation services(coreapplication_obips1) is down after server rebbot. I didn't see any error message in Nqsserver file except this message {[OracleBIServerComponent] [ERROR:1] [] [] [ecid: ] [tid: 1a84]  [nQSError: 46073] Operation 'GetFileAttributes()' on file '' failed with error: (3) The system cannot find the path specified.. [[

file: server\Utility\Generic\File\SUGFileUtility.cpp; line: 55}

Note: In console both AdminServer and bi_server1 state is RUNNING

Thanks in Advance.