Server fails to start after installation.

I'm sorry to hear that you're experiencing issues with your server. To help you effectively, I'll need some more information. Could you please provide details about the following:

1. Operating System: What operating system is the server running? (e.g., Windows, Linux, macOS)
2. Server Software: What type of server software did you install? (e.g., Apache, Nginx, MySQL, etc.)
3. Error Messages: Are there any error messages or logs that are displayed when you try to start the server? If so, please provide them.
4. Steps Taken: Can you outline the steps you followed during the installation? Were there any unusual steps or configurations you applied?
5. Relevant Configurations: If you made any changes to configuration files, please specify them.
6. Hardware/Environment: Is this a physical server or a virtual machine? Are there any particular details about the hardware or environment that might be relevant?
7. Permissions: Ensure that the user running the server has the necessary permissions to access the required files and ports.

With this information, I'll do my best to assist you in resolving the issue.