Uniswap Labs and founder Hayden Adams have won a class action lawsuit that sought to hold them liable for scam cryptocurrencies traded on its platform, ending a four-year legal saga.

Manhattan federal judge Katherine Polk Failla dismissed a suit against Uniswap on Monday with prejudice, saying the class group can’t hold Uniswap liable for the misconduct of unknown third-party token issuers.

It was the class group’s second attempt to sue Uniswap, which amended their complaint in May to focus on claims of state-level consumer protection violations, arguing that Uniswap allowed “rug pulls and pump and dump schemes,” according to Judge Polk Failla’s order.

The group, led by Nessa Risley, first sued Uniswap, Adams, and venture firms…