1941 wheat penny no mint mark. Obverse Lincoln's face is tricolored. Is this an error?

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Hello I have a 2022 P quarter. Reverse Dr.Sally Ride's face is missing. I've seen one other post like this. What caused it?

This is a sub dedicated to collectors of coin errors and varieties. Please read our pinned How-To Guide and FAQ for important info on using r/coinerrors. Thank you!