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Continue to ChatQuery : Duplicate title error in Webmaster Tools I have changed some URLs in my site then to prevent Webmaster Tools duplicate error I redirected (301) old URLs to new URLs also I tried to remove https://vmapp.org/query/106891/Duplicate-Title-Error-In-Webmaster-Tools-I-Have-Changed-Some-URLs-In-My-Site-Then-To-Prevent-Webmaster-Tools-Duplicate-Error-I-Redirected-301-Old-URLs-To-New-URLs-Also-I-Tried-To-Remove/