amd_monitor is going crazy

Lately, in one Elgg 2.3 website I see in the console many notifications like:

1 AMD(jquery) ƒ (a,b){return new n.fn.init(a,b)}
amd_monitor.js:1 2 AMD(jquery.colorbox) undefined
amd_monitor.js:1 3 AMD(jquery-ui) undefined
amd_monitor.js:1 4 AMD(elgg/likes) undefined
amd_monitor.js:1 5 AMD(languages/en) Object
amd_monitor.js:1 6 AMD(elgg) Object
amd_monitor.js:1 7 AMD(elgg/widgets) Object
amd_monitor.js:1 8 AMD(elgg/popup) Object
amd_monitor.js:1 9 AMD(elgg/uservalidationbyemail) undefined
amd_monitor.js:1 10 AMD(elgg/dev/amd_monitor) undefined
amd_monitor.js:1 11 AMD(bar_qr_code/cam_settings) undefined
amd_monitor.js:1 12 AMD(language_selector/default) undefined
amd_monitor.js:1 13 AMD(sidebar_menu/responsivelink) undefined
amd_monitor.js:1 14 AMD(framework/inbox/popup) undefined
amd_monitor.js:1 15 AMD(elgg/spinner) Object
amd_monitor.js:1 16 AMD(elgg/reportedcontent) undefined
amd_monitor.js:1 17 AMD(elgg/Plugin) ƒ Plugin(spec){spec=spec||{};this._init=function(){if(spec.init){spec.init();}};}
amd_monitor.js:1 18 AMD(elgg/init) undefined
amd_monitor.js:1 19 AMD(elgg/lightbox) Object
amd_monitor.js:1 20 AMD(elgg/ready) undefined
amd_monitor.js:1 21 AMD(jquery.form) undefined
.--------
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And many more.
The site seems to be working fine.
How to fx it?
Thank you very much.