A week ago, everything appeared on track for Roberto to renew his deal on reduced terms.
However, Onda Cero says negotiations have now collapsed and Roberto is closer to leaving when his deal expires in June.
Roberto, who has been jeered by Barca fans this season, was called up by Spain coach Luis Enrique for their Nations League campaign.
The defensive utility can begin holding pre-contract talks with foreign clubs from January 1.
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