base/server/scripts/allGameScripts.cs (32815): Unable to find object: 'groundPlane' attempting to call function 'sendUpdate'
BackTrace: ->serverCmdEnvGui_SetVar->EnvGuiServer::SetAdvancedMode
base/server/scripts/allGameScripts.cs (32740): Unable to find object: 'groundPlane' attempting to call function 'sendUpdate'
BackTrace: ->serverCmdEnvGui_ClickDefaults->EnvGuiServer::SetSimpleMode->setGround
base/server/scripts/allGameScripts.cs (32815): Unable to find object: 'groundPlane' attempting to call function 'sendUpdate'
BackTrace: ->serverCmdEnvGui_ClickDefaults->EnvGuiServer::SetAdvancedMode
base/server/scripts/allGameScripts.cs (33270): Unable to find object: 'groundPlane' attempting to call function 'sendUpdate'
BackTrace: ->serverCmdEnvGui_SetVar
base/server/scripts/allGameScripts.cs (33270): Unable to find object: 'groundPlane' attempting to call function 'sendUpdate'
BackTrace: ->serverCmdEnvGui_SetVar
rename your Add-Ons folder to Add-Ons2 and start up blockland and see if it's still broken. if it is, you have an addon conflicting and I'd highly recommend you to restart on your addons and get the ones you really want or use.