sh: 0: unknown operand
192.168.99.1 - - [05/Feb/2020:13:38:43 +0000] "GET / HTTP/1.1" 200 868 "-" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:72.0) Gecko/20100101 Firefox/72.0" "-"
192.168.99.1 - - [05/Feb/2020:13:38:43 +0000] "GET /config.js HTTP/1.1" 200 30 "http://192.168.99.100/" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:72.0) Gecko/20100101 Firefox/72.0" "-"
192.168.99.1 - - [05/Feb/2020:13:38:43 +0000] "GET /css/app.078e9755.css HTTP/1.1" 304 0 "http://192.168.99.100/" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:72.0) Gecko/20100101 Firefox/72.0" "-"
192.168.99.1 - - [05/Feb/2020:13:38:43 +0000] "GET /js/app.4a5cd450.js HTTP/1.1" 200 84832 "http://192.168.99.100/" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:72.0) Gecko/20100101 Firefox/72.0" "-"
192.168.99.1 - - [05/Feb/2020:13:38:43 +0000] "GET /js/chunk-vendors.1bf6615a.js HTTP/1.1" 200 983777 "http://192.168.99.100/" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:72.0) Gecko/20100101 Firefox/72.0" "-"
192.168.99.1 - - [05/Feb/2020:13:38:43 +0000] "GET /assets/logo.png HTTP/1.1" 200 15629 "http://192.168.99.100/css/app.078e9755.css" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:72.0) Gecko/20100101 Firefox/72.0" "-"
192.168.99.1 - - [05/Feb/2020:13:38:44 +0000] "GET / HTTP/1.1" 404 149 "http://192.168.99.100/" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:72.0) Gecko/20100101 Firefox/72.0" "-"