Describe the Bug
When connecting to a dev container using a remote Docker installation with versions of the dev containers extension newer than 1.0.15 and the remote ssh extension newer than 1.0.21 results in:
2025-07-19 14:55:14.830 [error] Failed to connect to Cursor server from the client, attempt 3 of 3 This operation was aborted
2025-07-19 14:55:14.830 [error] Error resolving dev container authority Failed to connect to Cursor server from the client
2025-07-19 14:55:14.839 [info] [tunnel-forwarding] stdout: forwarder: handleClient subprocess exited with code null and signal SIGTERM
forwarder: handleClient subprocess closed
2025-07-19 14:55:15.831 [info] [tunnel-forwarding] stdout: forwarder: handleClient subprocess exited with code null and signal SIGTERM
forwarder: handleClient subprocess closed
2025-07-19 14:55:18.845 [info] [tunnel-forwarding] stdout: forwarder: handleClient subprocess exited with code null and signal SIGTERM
forwarder: handleClient subprocess closed
Steps to Reproduce
- Start a container on a remote machine
- Create a docker context targeting that machine and enable it
- Install versions 1.0.17 of the dev containers extension by Anysphere and version 1.0.22 of the remote ssh extension by Anisphere
- Attempt to connect to the container you created in the first step from Cursor
Expected Behavior
Connection is successful.
Operating System
Windows 10/11
Current Cursor Version (Menu → About Cursor → Copy)
Version: 1.2.4 (user setup)
VSCode Version: 1.99.3
Commit: a8e95743c5268be73767c46944a71f4465d05c90
Date: 2025-07-10T17:09:01.383Z
Electron: 34.5.1
Chromium: 132.0.6834.210
Node.js: 20.19.0
V8: 13.2.152.41-electron.0
OS: Windows_NT x64 10.0.26100
Does this stop you from using Cursor
Yes - Cursor is unusable