Unexpected Application Error!

Cannot read properties of null (reading 'parent')

TypeError: Cannot read properties of null (reading 'parent')
    at Xu (https://tool.techfedd.pro/static/js/main.88f28add.js:2:3218702)
    at To (https://tool.techfedd.pro/static/js/main.88f28add.js:2:2369200)
    at Tl (https://tool.techfedd.pro/static/js/main.88f28add.js:2:2426313)
    at kc (https://tool.techfedd.pro/static/js/main.88f28add.js:2:2415419)
    at bc (https://tool.techfedd.pro/static/js/main.88f28add.js:2:2415347)
    at fc (https://tool.techfedd.pro/static/js/main.88f28add.js:2:2415210)
    at oc (https://tool.techfedd.pro/static/js/main.88f28add.js:2:2411990)
    at ic (https://tool.techfedd.pro/static/js/main.88f28add.js:2:2410541)
    at E (https://tool.techfedd.pro/static/js/main.88f28add.js:2:2466652)
    at MessagePort.x (https://tool.techfedd.pro/static/js/main.88f28add.js:2:2467186)