Open IE, go to Tools, click Internet Options, click Advanced, check Disable script debugging, and uncheck Display a notification about every script error. Click Apply and OK, close IE and open again. Those debugging errors shouldn't appear anymore.
Disable it
Open IE, go to Tools, click Internet Options, click Advanced, check Disable script debugging, and uncheck Display a notification about every script error. Click Apply and OK, close IE and open again. Those debugging errors shouldn't appear anymore.