Error.log

[Thu Apr 09 23:18:33.580879 2020] [fcgid:warn] [pid 110971:tid 140111052220160] (104)Connection reset by peer: [client x.xx.x.91:12962] mod_fcgid: ap_pass_brigade failed in handle_request_ipc function, referer: https://www.MYDOMAINNAME.com/OneSignalSDKWorker.js.php

[Thu Apr 09 23:18:34.500568 2020] [fcgid:warn] [pid 110971:tid 140111257347840] (104)Connection reset by peer: [client 8x.1xx.x.2xx:56523] mod_fcgid: ap_pass_brigade failed in handle_request_ipc function, referer: https://www.MYDOMAINNAME.com/OneSignalSDKWorker.js.php
[Thu Apr 09 23:18:45.351874 2020] [fcgid:warn] [pid 21473:tid 140111282525952] (32)Broken pipe: [client x.x.7x.2x:x462] mod_fcgid: ap_pass_brigade failed in handle_request_ipc function, referer: https://www.MYDOMAINNAME.com/OneSignalSDKWorker.js.php
[Thu Apr 09 23:20:36.381052 2020] [fcgid:warn] [pid 28319:tid 140111119361792] (110)Connection timed out: [client x.x.103.x:50968] mod_fcgid: ap_pass_brigade failed in handle_request_ipc function, referer: https://www.MYDOMAINNAME.com/OneSignalSDKWorker.js.php

This is in error.log rows. I deleted 2 weeks ego OneSignal but this error every seconds writing in error.log file how i can fix this?