How i can fiz this ERRORS ?

[ZelosAvalon 14]

i have this ERROS when i restart my server with Putty for check how i can fix this ? any1 can help me please ?

 

[Warning]: socket_init: failed to set socket limit to 16384, setting to maximum allowed (original limit=1024, current limit=4096, maximum allowed=4096, error 1: Operation not permitted).

 

[Warning]: Unknown setting 'drop_rateincrease' in file conf/battle/drops.conf

[Warning]: Unknown setting 'finding_ore_rate' in file conf/battle/drops.conf

 

[Error]: itemdb_uid_load: Unable to fetch unique_id data

 

 

[Debug]: mapindex_name2id: Map "" not found in index list!