The common errors found in the web console that causes the server to not start, with the reasoning, example and fix explained here.
Error: Couldn't change active gamemode - 'example' not found
This error occurs when the gamemode imputed in the commandline doesn'tt exist or is broken within the
/garrysmod/gamemodes/ directory. Ensure the name imputed into the commandline manager in the
Gamemode box is the exact same name as the folder of the gamemode in it's directory.
Incorrect name used in the commandline manager for the DarkRP gamemode.
Correct name used in the commandline manager for the DarkRP gamemode.
Folder Name for the DarkRP Gamemode located in
Gamemodesection to the folder name listed in
Error: map load failed: example not found or invalid
This error occurs when the map imputed in the custom commandline doesn'tt exist or is invalid in the
/garrysmod/maps/ directory. The map name may be incorrect or the map needs to be uploaded to the maps folder or mounted on via the steam workshop to be found by the server.
Mapsection to the map name listed in
/garrysmod/map/. Example: rp_downtown_v4c_v2