Why does the "unknown directive map" error occur?

Question

Nginx

Hello. Continuing the topic - How to ban bots using nginx?
Today I implemented test settings for nginx
Made an include in nginx.conf - prntscr.com/fxk64x
Registered the rules for blocking bots in this way - https://pastebin.com/RA2FHBSZ
When I restarted nginx I got the following error - https://pastebin.com/3ufyndE7
How solve it?

Answer 1

You have written what the error is) You
need the ngx_http_map_module module, most likely just a little old nginx.
Well, or replace with if's