error when using Chrome extension

[cyberfoxmeow]

The error is from:

WebGL-Inspector/core/extensions/chrome/contentscript.js

Line 75 in c5f961d

xhr.send('');

The error information is:

contentscript.js:75 
        
        
       Failed to load resource: net::ERR_FILE_NOT_FOUND
insertScript @ contentscript.js:75


contentscript.js:75 Uncaught DOMException: Failed to execute 'send' on 'XMLHttpRequest': Failed to load 'chrome-extension://lbgkfoamjmhbeemjpddkjddnknfdbdae/gli.all.js'.
    at insertScript (chrome-extension://lbgkfoamjmhbeemjpddkjddnknfdbdae/contentscript.js:75:9)
    at chrome-extension://lbgkfoamjmhbeemjpddkjddnknfdbdae/contentscript.js:100:9
chrome-extension://lbgkfoamjmhbeemjpddkjddnknfdbdae/gli.all.css:1 


        
        
       Failed to load resource: net::ERR_FILE_NOT_FOUND

[unphased]

same here. This is a 8 year old project though and we have no reason to expect it to work.