Php Errors


I noticed my log is having several of these.......All seems to work fine geo-wise....

Any clue?

2021/01/15 17:57:08 [error] 7655#0: *179340 FastCGI sent in stderr: "PHP message: PHP Notice: Undefined index: shipping_required in /srv/projects/ on line 145" while reading response header from upstream, client:, server:, request: "GET /index.php?dispatch=geo_maps.shipping_estimation&product_id=1686&result_ids=geo_maps_shipping_estimation_1686%2Cgeo_maps_shipping_methods_list_1686&is_ajax=1 HTTP/2.0", upstream: "fastcgi://", host: "", referrer: ""