Blockchain

Sui Network Faces Consecutive Outages: Users Demand Stability

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William Jones
| May 30, 2026 | 1

In a concerning turn of events, the Sui Network has experienced a second consecutive outage, sparking frustration among users of the emerging blockchain platform. On Friday, following an almost six-hour interruption the previous day, the Sui platform stalled for over three and a half hours due to a recurring software bug linked to a recent network update.

As users grapple with the implications of this reliability issue, normal network activities have since resumed, according to updates from the Sui team. The disruption temporarily halted block production, with the last recorded block coming in just before 11:51 UTC on Friday. The network came back online around 3:30 UTC, following diligent efforts to rectify the glitch.

“Both today’s and yesterday’s halts are due to issues stemming from the 1.72 release, which introduced new address balances and gas charging logic,” the Sui team noted in their latest post. This critical update, designed to enhance network functionality, has inadvertently contributed to instability.

This incident is no isolated event. Just a day prior, the network suffered a significant outage due to a “crash bug,” which resulted in nearly six hours of downtime. Experts are increasingly concerned as this latest disruption marks the second major incident for Sui in a span of just a few months.

Sui validators, tasked with ensuring the integrity of transactions on the blockchain, reported similar issues on both occasions. As the team works towards a long-term fix, they reveal that the interim measure initially implemented had a low probability of causing further disruptions—a prediction that has unfortunately manifested in reality.

In January, Sui Network experienced yet another significant downtime due to a consensus bug, which led to the suspension of block production for over six hours. The technical failure stemmed from conflicting transactions unable to reach consensus among validators. However, the team emphasized that user funds were never at risk, as their checkpoint certification protocols prevented any harmful forks.

The cumulative impact of these outages raises pressing concerns over the network’s capabilities as a reliable blockchain platform. High-throughput smart contract networks, such as Sui, consist of various layers that introduce potential failure points. The cascading effects of this instability extend beyond the blockchain, significantly impacting centralized service providers and exchanges dependent on Sui's performance.

Analysts observe that disruptions like this could have broader implications for the cryptocurrency ecosystem—as seen in May when a temporary service outage at Coinbase was triggered by a separate issue with Amazon Web Services.

As Sui’s team endeavors to stabilize the network, users are left anxiously awaiting assurances of consistent and secure operations. Whether these repeated disruptions will affect user confidence in Sui’s capabilities remains to be seen.

With growing voices from the community demanding a dependable experience, the pressure mounts for the Sui Network to resolve these ongoing issues in order to regain trust within the ever-competitive blockchain landscape.

Looking ahead, stakeholders and users alike will be watching closely to see if the Sui team can deliver on their commitment to rectify the issues and restore the network's standing.

Source: Cointelegraph

Source: CoinTelegraph Blockchain

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