Numerous OnePlus 7 Pro owners reported that their devices received two spam notifications consisting of a random series of letters. OnePlus has confirmed that the notifications were the result of an internal test, and that they were sent out to devices globally. It did not confirm how many devices had been affected, but said that it would share more information soon.

Writing on Twitter, OnePlus said that it “would like to apologize for any difficulties” and assured users that its team is investigating the error.

During an internal test, our OxygenOS team accidentally sent out a global push notification to some OnePlus 7 Pro owners. We would like to apologize for any difficulties, and assure you that our team is currently investigating the error. Well share more information soon.

— OnePlus (@oneplus) July 1, 2019

Several OnePlus owners posted