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Error codes

When sync fails, KnotCMS shows an error banner with the code and a short fix hint — on the project page or during setup.

Framer API key mismatch error during setup
FRAMER_UNAUTHORIZED: the Server API key must belong to the same Framer project as the URL.
CodeMeaningFix
FRAMER_UNAUTHORIZEDAPI key does not match project URLCreate a key under Site settings → API Keys for this project, then reconfigure
FRAMER_COLLECTIONThe Framer CMS collection could not be opened or createdCheck the collection still exists in Framer, then reconfigure
FRAMER_DUPLICATE_ITEMItem id/slug already exists in CMSEnsure unique slugs in Notion
FRAMER_FIELD_MISMATCHFramer collection fields changed vs stored mappingReconfigure or delete/recreate collection
FRAMER_ASSETFramer could not fetch one or more imagesThe sync still completes without those images. Host the files somewhere that allows hotlinking and map the URL — see Supported field types
SLUG_COLLISIONTwo Notion pages map to the same slugFix slug column in Notion
NOTION_APINotion refused the requestReconnect Notion, and check the connection still has access to the database. Repeated failures pause auto-sync — see Auto-sync paused
SYNC_IN_PROGRESSAnother sync is runningWait and retry
SECRETS_MISSINGStored credentials are missing for this projectReconfigure and save your API key again
PROJECT_NOT_FOUNDThe project no longer existsRun setup again for this source
PLAN_LIMITA plan limit was reached — on Basic, usually the 10 lifetime syncsUpgrade your plan to continue. Automatic syncing resumes within a minute
LICENSE_INACTIVESubscription inactiveRenew in billing portal

A publish that fails is reported separately from these codes — see Auto-publish.

Contact support with your Google account email and project URL.