HarnessLaunch Won’t Start? The Three Problems People Actually Hit
Three problems cause almost every support request: the installer will not start, the agent cannot read the project, and changes never reach the disk. Each fix takes a minute.
Troubleshooting
Fix common errors fast with DeepSeek Harness troubleshooting guides. Clear symptoms, root causes, and step-by-step solutions for installation problems, permission issues, configuration mistakes, and runtime failures.
Fix: Port 3080 Already in Use (DeepSeek Harness)
The agent will not start because port 3080 is already taken. Find out what holds it, in two minutes, with two Windows commands.