Warning: require(../vendor/autoload.php): Failed to open stream: No such file or directory in D:\programs\xampp\htdocs\backend-test\vendor\google\grpc-gcp\cloudprober\grpc_gpc_prober\spanner_probes.php on line 3

Fatal error: Uncaught Error: Failed opening required '../vendor/autoload.php' (include_path='D:\programs\xampp\php\PEAR') in D:\programs\xampp\htdocs\backend-test\vendor\google\grpc-gcp\cloudprober\grpc_gpc_prober\spanner_probes.php:3 Stack trace: #0 {main} thrown in D:\programs\xampp\htdocs\backend-test\vendor\google\grpc-gcp\cloudprober\grpc_gpc_prober\spanner_probes.php on line 3