The conversation pre-dates the connector. Claude Desktop
loads MCP servers at startup; restart it after editing the config.
For Claude Code, restart the current session.
The tool is disabled in the conversation’s tool menu. Some
versions of Claude Desktop let the user toggle which tools are
available per conversation. Re-enable ownsona/*.
The model decided the question didn’t need memory. Nudge
explicitly: “check OwnSona first.” After one or two such nudges in
a conversation, the model tends to stay on-pattern.
Auth failure. If every recall comes back with an MCP
error, the OAuth access token has expired, the refresh token was
revoked (e.g. by the AS signing key being rotated), or
KissInit.groovy no longer registers
OwnsonaUserAuthenticator. Inspect with
journalctl -u ownsona.service | grep -i oauth and follow the
client’s reconnect flow.