@hube2 It seems to only be a problem when already having lot’s of large field groups that are being loaded with acf-json (local). Even displaying some groups (in this case on an options page) gives issues.
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2022 was a big year for Advanced Custom Fields, with more capabilities, a new generation of ACF Blocks, a refreshed UI, and a new home. Our year in review post looks at advancements we’ve made and offers a glimpse of the future. https://t.co/HahJUCcyH4