I am nearly done with my code for my new Website but am really bothered that the following gets somehow logged to my Chrome-Console:

For instance, it gets printed when I switch between pages of my Website (using react-router-dom). I am not consciously injecting any script (nor do I know how that would work or why I would do such a thing). I don't even know what "allpages.js" is, I never came across it so far. If I click on it, to see the area that throws the error, I get the following (it is on line 83):

Happy to provide any further info or code and thanks everyone!