IIzTrollin

which one do you download unity 4.6.8 work? and editor, cache server or built in shaders?

I'm getting this error Exception occured while loading contract 'MannedAltitude18km': System.NullReferenceException: Object reference not set to an instance of an object at ContractConfigurator.Behaviour.Expression.OnLoad (.ConfigNode configNode) [0x00000] in <filename unknown>:0 at ContractConfigurator.ContractBehaviour.Load (.ConfigNode configNode) [0x00000] in <filename unknown>:0 at ContractConfigurator.ContractBehaviour.LoadBehaviour (.ConfigNode configNode, ContractConfigurator.ConfiguredContract contract) [0x00000] in <filename unknown>:0 at ContractConfigurator.ConfiguredContract.OnLoad (.ConfigNode node) [0x00000] in <filename unknown>:0 ive uninstalled and reinstalled all my contracts but still same error whats causing it? (when i load the ship building)