Saving issue on youtube

Seems like it doesn’t work on youtube. I savea sentence but than it disappears after refreshing the page. When i open a video on the Reactor website from youtube it saves but not on youtube page.

Same issue

pageScript_lly.min.js:4435 An error occurred while executing the task: Error: Failed to fetch.
    at pageScript_lly.min.js:4478:95622
    at async Module.xe (pageScript_lly.min.js:4478:95497)
    at async Module.Y (pageScript_lly.min.js:4435:29410)
    at async Proxy.getItemThumbs (pageScript_lly.min.js:4435:136887)
    at async pageScript_lly.min.js:4435:131575
    at async l.processQueue (pageScript_lly.min.js:4435:130107)
processQueue	@	pageScript_lly.min.js:4435
await in processQueue		
enqueue	@	pageScript_lly.min.js:4435
run	@	pageScript_lly.min.js:4435
_saveItem	@	pageScript_lly.min.js:4435
apply	@	pageScript_lly.min.js:4435
He	@	pageScript_lly.min.js:4435
_saveItem	@	pageScript_lly.min.js:4435
(anonymous)	@	pageScript_lly.min.js:4435
ensureStudyLevelSet	@	pageScript_lly.min.js:4406
apply	@	pageScript_lly.min.js:4435
He	@	pageScript_lly.min.js:4435
ensureStudyLevelSet	@	pageScript_lly.min.js:4435
toggleWordStage	@	pageScript_lly.min.js:4435
apply	@	pageScript_lly.min.js:4435
He	@	pageScript_lly.min.js:4435
toggleWordStage	@	pageScript_lly.min.js:4435
B	@	pageScript_lly.min.js:4430
(anonymous)	@	pageScript_lly.min.js:4435
apply	@	pageScript_lly.min.js:4435
dispatch	@	pageScript_lly.min.js:4430
apply	@	pageScript_lly.min.js:4435
(anonymous)	@	pageScript_lly.min.js:4430