modelcontextprotocol / modelcontextprotocol/java-sdk
Support cancellation
Open
Nobody has claimed this yet.
enhancement
help wanted
P1
- Dominant language
- Java
- Stars
- 3.7k
- Forks
- 1.1k
- Avg merge
- 1d 15h
- Merged PRs (30d)
- 9
Description
ERROR McpServerSession - - No handler registered for notification method: notifications/cancelled
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start from the McpServerSession notification handling that logs "No handler registered for notification method: notifications/cancelled" and review the issue comments for the expected cancellation behavior. Done should include support for the cancellation notification without producing the reported error, with tests covering the behavior.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- java
- Domain
- api
- Issue type
- Feature
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Active
- Clarity
- Needs clarification
- Newbie friendliness
- 38/100