Well, a 'glitch' is an infrequent, or single event, malfunction....
....in this case happening in the shelling gland, or uterus, of the chicken.
So the big bump, circled in red, has always been on her eggs?
But the groups of tiny bumps are new?
Both of these are something odd about how she processes and apples the calcium she ingests. Probably nothing to worry about as long as she is otherwise eating/drinking/popping and moving around OK.
If she's the only one laying these then it's just her problem and not the diet of the flock.
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