I cannot connect to the HTTP server
I cannot connect to the HTTP server
Confirm the container publishes
-p 5500:5500 and that the client URL is exactly http://127.0.0.1:5500/mcp unless you changed the defaults.My health check fails
My health check fails
Point health checks at
http://127.0.0.1:5500/healthz. The attach sidecar is a separate service and is not the health endpoint.I get ptrace or attach permission errors
I get ptrace or attach permission errors
Keep
SYS_PTRACE, SYS_ADMIN, and unconfined seccomp and apparmor settings on the container.The server says the binary path was not found
The server says the binary path was not found
Use container-visible paths such as
/workspace/chal, and make sure the host file exists inside the mounted ./workspace directory.The server says no binary is loaded
The server says no binary is loaded
Call
set_file before run, or use attach when the process is already running.A helper tool returned a string instead of an object
A helper tool returned a string instead of an object
Some helper families intentionally return JSON-formatted strings. See Response Shapes.
RetDec is unavailable
RetDec is unavailable
Fast checks
- Confirm Docker started successfully.
- Confirm your client points to the right transport.
- Confirm your binary exists under the mounted
workspacedirectory. - Confirm your tool calls use
/workspace/...paths. - Confirm you are using the correct
session_id.