Duplicate line on Simulator screen after Playdate SDK 2.3.1 update

A line near the middle of the screen becomes a duplicate of the previous line. This only occurs after updating the Playdate SDK to 2.3.1 on Windows. However it only affects the background, not the sprites drawn on top.

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It causes visible flickering on a scrolling background.

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You can see it more clearly on the launcher. Notice the double white line.

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Reinstalling an older version of the SDK will resolve the issue.

Is your text scale set to 125% by chance? I believe this will be fixed in SDK 2.4.

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Yes, you're right about the text scaling. No hurry if it's just a Simulator bug. Since Panic finally delivers to my country, I'll be able to test on a real Playdate device arriving in just a few days time. Very excited that I no longer need to depend on the Simulator anymore!

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