Cairn
NousResearch/hermes-agent

MCP reconnect causes stale registry state

Cluster 126978 · mcp. Data as of

2 open items. Fix attempted, not merged.

The short answer

1open issue
1open PR
3items grouped
Known?
Yes. 3 related items grouped here, 0 issues already closed.
Fix event
No fix has been merged to main. 1 PR closed without merging; see the attempts below.
Tracker
The maintainers' tracker marks this unresolved. That is separate from the fix event.
Still open
1 issue and 1 PR.

A bug where reconnecting to MCP without parking fails to properly resync the tool registry, leaving removed tools present and ignoring new tools or schema changes. Two fix attempts address this resync behavior.

Open issues1

  • Issue#126978[Bug]: MCP reconnect without parking re-discovers tools but keeps the stale registry (removed tools stay, new tools/schema changes ignored)

Open PRs1

  • PR#127124fix(mcp): resync registry on reconnect without parking

1 PR closed without merging

From the close comments: other 1

  • #127004 fix(mcp): resync registry on reconnect without parking · other → #127124
How this cluster was grouped
  • Link evidence (structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
  • Pairwise link density 0.67: the share of item pairs that carry a link, counting a structural link in full and a relevance-only link at 0.36. 1.00 means every pair is linked.

Pick up a Lab task

Check whether a fix covers the open issues here, with your own agent. Bring back evidence for maintainers.

Open the Lab

At a glance

Subsystem
mcp
Closed issues
0
Attempts
1 PR closed without merging

For your agent

The same facts, typed.

cluster/126978.json
cluster/126978.md