{
  "settings": {
    "Tabs": [{
        "ButtonText": "First Tab",
        "HeaderText": "First Tab",
        "Pages": [{
            "TextLines": [
              "No Abusing admins or moderators. If you have an issue with staff notify <color=red>MadBot</color>.",
              "The owner can overrule any other admins decisions.",
              "No offensive material, such as nudity and similar on signs or links in chat, moderators will remove those without a warning!",
              "No real life threats",
              "Do not abuse glitches or game bugs",
              "Max group size is 3(roaming,raiding,basing), NO TEAM SWAPPING"
              "Neutrality is permitted but alliances are not"
            ],
            "ImageSettings": [""]
          },
          {
            "TextLines": [
              "No over-the-top or constant personal attacks towards other players. It's a game so have fun, don't make other people feel miserable",
              "No spamming in chat",
              "No advertising of any kind",
              "No impersonating admins or other players",
              "No spreading of false information",
              "No toxicity, racism, cyberbullying or encouraging self harm",
              "Do not communicate in such a way that could cause other players to leave our servers because you are there"
            ],
            "ImageSettings": [""]
          },
          {
            "TextLines": [
              "No usage of any kind of cheats",
              "Do not play or associate with players violating our rules. Be careful who you choose to play with, players will be punished as a group",
              "Use commond sense, maybe we didn't add some rules, i.e. 'No jokin about hacking'. You will be punished no matter the excuse",
            ],
            "ImageSettings": [""]
          }
        ],
        "TabButtonAnchor": 4,
        "TabButtonFontSize": 16,
        "HeaderAnchor": 0,
        "HeaderFontSize": 32,
        "TextFontSize": 16,
        "TextAnchor": 3,
        "OxideGroup": ""
      },
      {
        "ButtonText": "Commands",
        "HeaderText": "Chat commands",
        "Pages": [{
            "TextLines": [
              "/info - open the information UI",
              "/pm - Private message",
              "/pc - opens the player challenges Leaderboard, if you get to the top of a category you get a chat rank",
              "/voteday - vote to skip the night",
              "/kit - open the kits UI with all available kits for you to use",
              "/mymini - spawns your own minicopter (VIP Only)"
              "/nomini - despawns the minicopter you spawned(VIP Only)"
              "/qs - Quick sorts your boxes(VIP Only)
            ],
            "ImageSettings": [""]
          },
          {
            "TextLines": [
              "/bgrade - Instantly upgrade your twig buildups to any of the 4 grades (wood-high quality)",
              "/remove - Remove a deployable item you placed with a click",
              "/skin - Change the skin of your wanted item",
            ],
            "ImageSettings": [""]
          },
          {
            "TextLines": [
              "",
              "",
              "",
              "",
              ""
            ],
            "ImageSettings": [""]
          }
        ],
        "TabButtonAnchor": 4,
        "TabButtonFontSize": 16,
        "HeaderAnchor": 0,
        "HeaderFontSize": 32,
        "TextFontSize": 16,
        "TextAnchor": 3,
        "OxideGroup": ""
      },
      {
        "ButtonText": "Server info",
        "HeaderText": "Server info",
        "Pages": [{
          "TextLines": [
            "Server owners: MadBot, CesarSalad",
            "Discord server: ",
            "The server map wipes every week and blueprint wipes every 2 weeks at 6PM UTC+2",
          ],
          "ImageSettings": [""]
        }],
        "TabButtonAnchor": 4,
        "TabButtonFontSize": 16,
        "HeaderAnchor": 0,
        "HeaderFontSize": 32,
        "TextFontSize": 16,
        "TextAnchor": 3,
        "OxideGroup": ""
      }
    ],
    "ShowInfoOnPlayerInit": true,
    "ShowInfoOnlyOncePerRuntime": true,
    "TabToOpenByDefault": 0,
    "Position": {
      "MinX": 0.15,
      "MaxX": 0.9,
      "MinY": 0.2,
      "MaxY": 0.9
    },
    "BackgroundImage": {
      "Enabled": false,
      "Position": {
        "MinX": 0.0,
        "MaxX": 1.0,
        "MinY": 0.0,
        "MaxY": 1.0
      },
      "Url": "http://7-themes.com/6889673-black-backgrounds.html",
      "TransparencyInPercent": 100
    },
    "ActiveButtonColor": "#0255255255",
    "InactiveButtonColor": "#128128128255",
    "CloseButtonColor": "#128128128255",
    "NextPageButtonColor": "#128128128255",
    "PrevPageButtonColor": "#128128128255",
    "BackgroundColor": "#000255",
    "HelpButton": {
      "IsEnabled": false,
      "Text": "Help",
      "Position": {
        "MinX": 0.0,
        "MaxX": 0.05,
        "MinY": 0.1,
        "MaxY": 0.14
      },
      "Color": "#128128128255",
      "FontSize": 18
    },
    "UpgradedConfig": false
  }
}

Now i get 'failed to load config'

The file is valid, i did in the json thing

MadBot

Now i get 'failed to load config'

The file is valid, i did in the json thing

Sounds like the configuration file was edited wrongly still. The JSON may be valid, but not the expected format. When making changes, make sure eto keep the format the same, not changing or removing elements. To know exactly what the issue is though, you'll need to provide the full error.