The Sui community was paralyzed for greater than 5 hours yesterday, Might 28, after a bug in its software program model 1.72 stopped the processing of all transactions, in line with the workforce behind the community. The SUI token, the community’s native forex, fell 6.25% on the day, from $0.96 to a low within the $0.90 space.
The developer workforce warned about the issue in a primary publish on X that famous: “The Sui mainnet is experiencing a downtime. Sui’s core workforce is actively engaged on an answer. “Transactions could also be paused at the moment.”
Later, in a second one, revealed after the resumption, he specified the trigger: “Exercise on the Sui most important community resumed after a stoppage attributable to a crucial bug within the fuel charging logic launched by model 1.72.»
The fuel charging module is the software program element that mechanically calculates and deducts commissions from every transaction earlier than processing it. When that module fails with a crash error, that’s, an error that abruptly stops program execution as a substitute of dealing with it and persevering with, node can’t advance to subsequent blockand if that occurs concurrently on the validators holding up the community, processing stops utterly. That was the mechanism that paralyzed Sui.
The workforce introduced, in line with its publication, that it’s going to share “a full overview of the incident within the coming days,” with out specifying a date.
It’s not the primary time that Sui stops working
In November 2024, the community was greater than two hours with out producing blocks after a failure. On that event, as reported by CriptoNoticias, the SUI token fell greater than 7% on the day.
Likewise, in January 2026 the sample was repeated: a brand new arrest of a number of hours was confirmed by the community builders.
The buildup of no less than these three interruptions raises a query concerning the operational resilience of the community in a section the place Sui competes with different chains akin to Solana, Aptos and Avalanche utilizing processing capability as a central argument.
