Blizzard Investigating Patch 1.2.0 Login Issues

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Players who downloaded the latest Diablo 4 patch are currently experiencing login issues resulting in Error: 300010 messages.

We’ve got a response from a Diablo Community Manager on Reddit. Blizzard is currently investigating the error code and working on a fix for the issue.

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The Season 2 start will be delayed by a few hours as well. We’re not sure if it has anything to do with this login bug.