Queries in Matomo logs

Hello,

I’m getting the errors repeatedly in our Matomo logs but I can’t find where they comes from. Could someone please help me to troubleshoot the issue. Trimmed errors can be found below:

ERROR Piwik\Tracker\Handler[2022-03-30 16:25:29 UTC] [cb0a2] 54 => NULL,
ERROR Piwik\Tracker\Handler[2022-03-30 16:25:29 UTC] [cb0a2] 55 => NULL,
ERROR Piwik\Tracker\Handler[2022-03-30 16:25:29 UTC] [cb0a2] 56 => NULL,
ERROR Piwik\Tracker\Handler[2022-03-30 16:25:29 UTC] [cb0a2] 57 => 'Ip',
ERROR Piwik\Tracker\Handler[2022-03-30 16:25:29 UTC] [cb0a2] 58 => NULL,
ERROR Piwik\Tracker\Handler[2022-03-30 16:25:29 UTC] [cb0a2] ) [Query: ?action_name=African%20American%20%2F%20Black%20Lawyers%20%26%20Attorneys%20in%20Miami&idsite=5&rec=1&r=879486&h=12&m=25&s=28&url=https%3A%2F%2Fwww.blacklawyers.com%2Fus%2Fflorida%2Fmiami&urlref=https%3A%2F%2Fwww.google.com&_id=311bcadb9fc7a56b&_idn=1&_refts=1648657529&_ref=https%3A%2F%2Fwww.google.com&send_image=0&cookie=1&res=414x896&pv_id=KUPBpS&pf_net=0&pf_srv=497&pf_tfr=12&pf_dm1=426, CLI mode: 0]

They are repeating. Matomo based on Debian 10, Apache 2.4.38 and uses DigitalOcean managed database. Thanks

The question is still actual

@innocraft any idea?