var canvasElement = document.createElement('canvas');
                    ^

ReferenceError: document is not defined at C:\Users\aakas\Desktop\ArteryUniversal\dist\ArteryUniversal\server\main.js:64680:25 at C:\Users\aakas\Desktop\ArteryUniversal\dist\ArteryUniversal\server\main.js:64682:4 at Object.13504 (C:\Users\aakas\Desktop\ArteryUniversal\dist\ArteryUniversal\server\main.js:64786:3) at webpack_require (C:\Users\aakas\Desktop\ArteryUniversal\dist\ArteryUniversal\server\main.js:224497:42) at Module.16720 (C:\Users\aakas\Desktop\ArteryUniversal\dist\ArteryUniversal\server\main.js:5796:71) at webpack_require (C:\Users\aakas\Desktop\ArteryUniversal\dist\ArteryUniversal\server\main.js:224497:42) at Module.90158 (C:\Users\aakas\Desktop\ArteryUniversal\dist\ArteryUniversal\server\main.js:488:121) at webpack_require (C:\Users\aakas\Desktop\ArteryUniversal\dist\ArteryUniversal\server\main.js:224497:42) at Module.36747 (C:\Users\aakas\Desktop\ArteryUniversal\dist\ArteryUniversal\server\main.js:641:77) at webpack_require (C:\Users\aakas\Desktop\ArteryUniversal\dist\ArteryUniversal\server\main.js:224497:42)