Connection Startup Failed. Code: 5 | Project Zomboid | Page 1

urban gale Jan 16, 2026, 10:35 AM

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Means a server is already running on that port

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Restart your PC, then retry

glacial marten Jan 16, 2026, 10:36 AM

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its a linux dedicaced server

urban gale Jan 16, 2026, 10:44 AM

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You can do the same thing

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Or find the hanging process that is taking the port

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And kill it

glacial marten Jan 16, 2026, 10:46 AM

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it doesn t worked

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i reboot the server nothing change

urban gale Jan 16, 2026, 11:01 AM

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Okay, do you perhaps have any script auto starting the server?

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So you would always have a hanging process

#Connection Startup Failed. Code: 5