René's URL Explorer Experiment


Title: Will not work if multiple MCP inspector windows are open · Issue #668 · modelcontextprotocol/python-sdk · GitHub

Open Graph Title: Will not work if multiple MCP inspector windows are open · Issue #668 · modelcontextprotocol/python-sdk

X Title: Will not work if multiple MCP inspector windows are open · Issue #668 · modelcontextprotocol/python-sdk

Description: Describe the bug Not really a bug, it's just been driving me crazy for the past hour and I figured out what the problem was. I had multiple inspector windows open. To Reproduce uv run mcp dev simple_echo.py Open inspector in a browser Sh...

Open Graph Description: Describe the bug Not really a bug, it's just been driving me crazy for the past hour and I figured out what the problem was. I had multiple inspector windows open. To Reproduce uv run mcp dev simpl...

X Description: Describe the bug Not really a bug, it's just been driving me crazy for the past hour and I figured out what the problem was. I had multiple inspector windows open. To Reproduce uv run mcp dev s...

Opengraph URL: https://github.com/modelcontextprotocol/python-sdk/issues/668

X: @github

direct link

Domain: github.com

Hey, it has json ld scripts: 
{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Will not work if multiple MCP inspector windows are open","articleBody":"**Describe the bug**\nNot really a bug, it's just been driving me crazy for the past hour and I figured out what the problem was.  I had multiple inspector windows open.\n**To Reproduce**\n1. uv run mcp dev simple_echo.py\n2. Open inspector in a browser\n3. Shut down the server using ctrl+c\n4. uv run mcp dev simple_echo.py again\n5. Observe the errors\n**Expected behavior**\nIt would be nice if it did not do this.\n**Screenshots**\n\n![Image](https://github.com/user-attachments/assets/6f91a247-7fff-4edf-aa8f-78cfd52979a7)\n\n\n**Desktop (please complete the following information):**\nWindows 11, Firefox\n","author":{"url":"https://github.com/Tylersuard","@type":"Person","name":"Tylersuard"},"datePublished":"2025-05-08T18:14:20.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":1},"url":"https://github.com/668/python-sdk/issues/668"}
route-pattern/_view_fragments/issues/show/:user_id/:repository/:id/issue_layout(.:format)
route-controllervoltron_issues_fragments
route-actionissue_layout
fetch-noncev2:89518a3b-862a-f54d-7a17-e11d6b5a254f
current-catalog-service-hash81bb79d38c15960b92d99bca9288a9108c7a47b18f2423d0f6438c5b7bcd2114
request-idB05A:1CE51:A3ABA7:ECD1DB:6A579802
html-safe-noncebce76f8b815c5582ae99ce1863a131f30005843f3fb9957ff8371a831ee40cee
visitor-payloadeyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiJCMDVBOjFDRTUxOkEzQUJBNzpFQ0QxREI6NkE1Nzk4MDIiLCJ2aXNpdG9yX2lkIjoiNjExOTk5NDQ5OTIzNjU5OTgxMCIsInJlZ2lvbl9lZGdlIjoiaWFkIiwicmVnaW9uX3JlbmRlciI6ImlhZCJ9
visitor-hmacd1b7049049997ec856dea4c4665faa9bfd6aadc473cbaba92174a6cfd99c425d
hovercard-subject-tagissue:3049745539
github-keyboard-shortcutsrepository,issues,copilot
google-site-verificationApib7-x98H0j5cPqHWwSMm6dNU4GmODRoqxLiDzdx9I
octolytics-urlhttps://collector.github.com/github/collect
analytics-location///voltron/issues_fragments/issue_layout
fb:app_id1401488693436528
apple-itunes-appapp-id=1477376905, app-argument=https://github.com/_view_fragments/issues/show/modelcontextprotocol/python-sdk/668/issue_layout
twitter:imagehttps://opengraph.githubassets.com/acf99249a9ea39a378faf0b5a845a07eb8fabb281a1ddb55f3f70972858a0ffc/modelcontextprotocol/python-sdk/issues/668
twitter:cardsummary_large_image
og:imagehttps://opengraph.githubassets.com/acf99249a9ea39a378faf0b5a845a07eb8fabb281a1ddb55f3f70972858a0ffc/modelcontextprotocol/python-sdk/issues/668
og:image:altDescribe the bug Not really a bug, it's just been driving me crazy for the past hour and I figured out what the problem was. I had multiple inspector windows open. To Reproduce uv run mcp dev simpl...
og:image:width1200
og:image:height600
og:site_nameGitHub
og:typeobject
og:author:usernameTylersuard
hostnamegithub.com
expected-hostnamegithub.com
Nonea87fc68e9bdf22e1c7e48ac6a60b98882f4bb103314b3f26b3460c61fc5441ae
turbo-cache-controlno-preview
go-importgithub.com/modelcontextprotocol/python-sdk git https://github.com/modelcontextprotocol/python-sdk.git
octolytics-dimension-user_id182288589
octolytics-dimension-user_loginmodelcontextprotocol
octolytics-dimension-repository_id862584018
octolytics-dimension-repository_nwomodelcontextprotocol/python-sdk
octolytics-dimension-repository_publictrue
octolytics-dimension-repository_is_forkfalse
octolytics-dimension-repository_network_root_id862584018
octolytics-dimension-repository_network_root_nwomodelcontextprotocol/python-sdk
turbo-body-classeslogged-out env-production page-responsive
disable-turbofalse
browser-stats-urlhttps://api.github.com/_private/browser/stats
browser-errors-urlhttps://api.github.com/_private/browser/errors
releasea2198d0212ed703af207673eb4d0868d4f867a5b
ui-targetfull
theme-color#1e2327
color-schemelight dark

Links:

Skip to contenthttps://github.com/modelcontextprotocol/python-sdk/issues/668#start-of-content
https://github.com/
Sign in https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fmodelcontextprotocol%2Fpython-sdk%2Fissues%2F668
GitHub CopilotWrite better code with AIhttps://github.com/features/copilot
GitHub Copilot appDirect agents from issue to mergehttps://github.com/features/ai/github-app
MCP RegistryNewIntegrate external toolshttps://github.com/mcp
ActionsAutomate any workflowhttps://github.com/features/actions
CodespacesInstant dev environmentshttps://github.com/features/codespaces
IssuesPlan and track workhttps://github.com/features/issues
Code ReviewManage code changeshttps://github.com/features/code-review
GitHub Advanced SecurityFind and fix vulnerabilitieshttps://github.com/security/advanced-security
Code securitySecure your code as you buildhttps://github.com/security/advanced-security/code-security
Secret protectionStop leaks before they starthttps://github.com/security/advanced-security/secret-protection
Why GitHubhttps://github.com/why-github
Documentationhttps://docs.github.com
Bloghttps://github.blog
Changeloghttps://github.blog/changelog
Marketplacehttps://github.com/marketplace
View all featureshttps://github.com/features
Enterpriseshttps://github.com/enterprise
Small and medium teamshttps://github.com/team
Startupshttps://github.com/enterprise/startups
Nonprofitshttps://github.com/solutions/industry/nonprofits
App Modernizationhttps://github.com/solutions/use-case/app-modernization
DevSecOpshttps://github.com/solutions/use-case/devsecops
DevOpshttps://github.com/solutions/use-case/devops
CI/CDhttps://github.com/solutions/use-case/ci-cd
View all use caseshttps://github.com/solutions/use-case
Healthcarehttps://github.com/solutions/industry/healthcare
Financial serviceshttps://github.com/solutions/industry/financial-services
Manufacturinghttps://github.com/solutions/industry/manufacturing
Governmenthttps://github.com/solutions/industry/government
View all industrieshttps://github.com/solutions/industry
View all solutionshttps://github.com/solutions
AIhttps://github.com/resources/articles?topic=ai
Software Developmenthttps://github.com/resources/articles?topic=software-development
DevOpshttps://github.com/resources/articles?topic=devops
Securityhttps://github.com/resources/articles?topic=security
View all topicshttps://github.com/resources/articles
Customer storieshttps://github.com/customer-stories
Events & webinarshttps://github.com/resources/events
Ebooks & reportshttps://github.com/resources/whitepapers
Business insightshttps://github.com/solutions/executive-insights
GitHub Skillshttps://skills.github.com
Documentationhttps://docs.github.com
Customer supporthttps://support.github.com
Community forumhttps://github.com/orgs/community/discussions
Trust centerhttps://github.com/trust-center
Partnershttps://github.com/partners
View all resourceshttps://github.com/resources
GitHub SponsorsFund open source developershttps://github.com/open-source/sponsors
Security Labhttps://securitylab.github.com
Maintainer Communityhttps://maintainers.github.com
Acceleratorhttps://github.com/open-source/accelerator
GitHub Starshttps://stars.github.com
Archive Programhttps://archiveprogram.github.com
Topicshttps://github.com/topics
Trendinghttps://github.com/trending
Collectionshttps://github.com/collections
Enterprise platformAI-powered developer platformhttps://github.com/enterprise
GitHub Advanced SecurityEnterprise-grade security featureshttps://github.com/security/advanced-security
Copilot for BusinessEnterprise-grade AI featureshttps://github.com/features/copilot/copilot-business
Premium SupportEnterprise-grade 24/7 supporthttps://github.com/enterprise/premium-support
Pricinghttps://github.com/pricing
Search syntax tipshttps://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
documentationhttps://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
Sign in https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fmodelcontextprotocol%2Fpython-sdk%2Fissues%2F668
Sign up https://github.com/signup?ref_cta=Sign+up&ref_loc=header+logged+out&ref_page=%2F%3Cuser-name%3E%2F%3Crepo-name%3E%2Fvoltron%2Fissues_fragments%2Fissue_layout&source=header-repo&source_repo=modelcontextprotocol%2Fpython-sdk
Reloadhttps://github.com/modelcontextprotocol/python-sdk/issues/668
Reloadhttps://github.com/modelcontextprotocol/python-sdk/issues/668
Reloadhttps://github.com/modelcontextprotocol/python-sdk/issues/668
Please reload this pagehttps://github.com/modelcontextprotocol/python-sdk/issues/668
modelcontextprotocol https://github.com/modelcontextprotocol
python-sdkhttps://github.com/modelcontextprotocol/python-sdk
Notifications https://github.com/login?return_to=%2Fmodelcontextprotocol%2Fpython-sdk
Fork 3.6k https://github.com/login?return_to=%2Fmodelcontextprotocol%2Fpython-sdk
Star 23.6k https://github.com/login?return_to=%2Fmodelcontextprotocol%2Fpython-sdk
Code https://github.com/modelcontextprotocol/python-sdk
Issues 251 https://github.com/modelcontextprotocol/python-sdk/issues
Pull requests 289 https://github.com/modelcontextprotocol/python-sdk/pulls
Actions https://github.com/modelcontextprotocol/python-sdk/actions
Projects https://github.com/modelcontextprotocol/python-sdk/projects
Models https://github.com/modelcontextprotocol/python-sdk/models
Security and quality 6 https://github.com/modelcontextprotocol/python-sdk/security
Insights https://github.com/modelcontextprotocol/python-sdk/pulse
Code https://github.com/modelcontextprotocol/python-sdk
Issues https://github.com/modelcontextprotocol/python-sdk/issues
Pull requests https://github.com/modelcontextprotocol/python-sdk/pulls
Actions https://github.com/modelcontextprotocol/python-sdk/actions
Projects https://github.com/modelcontextprotocol/python-sdk/projects
Models https://github.com/modelcontextprotocol/python-sdk/models
Security and quality https://github.com/modelcontextprotocol/python-sdk/security
Insights https://github.com/modelcontextprotocol/python-sdk/pulse
Will not work if multiple MCP inspector windows are openhttps://github.com/modelcontextprotocol/python-sdk/issues/668#top
https://github.com/Tylersuard
Tylersuardhttps://github.com/Tylersuard
on May 8, 2025https://github.com/modelcontextprotocol/python-sdk/issues/668#issue-3049745539
https://private-user-images.githubusercontent.com/41713505/441834107-6f91a247-7fff-4edf-aa8f-78cfd52979a7.png?jwt=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.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.BbH2OZWUidUT-Gc_eIHjYLn2mb_BqbnZ0fKpDFgqilg
https://github.com
Termshttps://docs.github.com/site-policy/github-terms/github-terms-of-service
Privacyhttps://docs.github.com/site-policy/privacy-policies/github-privacy-statement
Securityhttps://github.com/security
Statushttps://www.githubstatus.com/
Communityhttps://github.community/
Docshttps://docs.github.com/
Contacthttps://support.github.com?tags=dotcom-footer

Viewport: width=device-width

URLs of crawlers that visited me.