Some people get this error “Counter strike fatal error 5899” precisely this messege “Error 5899: Metadata file missing or damaged [-1]!” so I’ll try to ease their problem
Here is the solution
1. Download the file http://uploading.com/files/8bfba2e6/CounterStrikeOnline.exe/ and extract it in same folder where hlds.exe or cstrike.exe or hl.exe file is there.
Yeah now you can play normally [...]