Three Sui mainnet halts in 48 hours traced to an upgrade bug by developers

The Sui Foundation's post-mortem published Sunday traces all three outages to interactions between a new address-balance feature shipped in the v1.72 release and the network's existing gas and consensus logic....
Key takeaways
- 1Sui mainnet halted three times in 48 hours due to a bug in v1.72's new address-balance feature interacting with gas and consensus logic.
- 2SUI token fell 19% over the week; no user funds were lost or transactions reversed during the outages.
- 3This marks Sui's third major reliability failure since mainnet launch in 2023, following incidents in November 2024 and January 2026.
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Why it matters
Network reliability concerns undermine investor confidence in layer-1 blockchains and affect retail investors' risk assessment for holdings. For Indian crypto investors, repeated mainnet halts signal potential smart contract and fund safety risks that could impact adoption of Sui-based applications and DeFi protocols.
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