Reddit users reported widespread outages Monday morning.

According to the website Downdetector, a wave of outage reports began shortly before midnight on Sunday, peaking around 1:30 a.m. ET on Monday.

The vast majority of reported issues related to Reddit’s website, while the app appeared to work normally.

Many who tried to access the site received the error message “Upstream connect error or disconnect/reset before headers. reset reason: connection error.”

Newsweek contacted Reddit via email.

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