Exception error

[Minersworld]

Anyone an idea? Cloned and builded a new copy today. trying to launch with mono and get this:

exception inside UnhandledException handler: Object reference not set to an instance of an object

[ERROR] FATAL UNHANDLED EXCEPTION: Nancy.TinyIoc.TinyIoCResolutionException: Unable to resolve type: CoiniumServ.Configuration.ConfigManager ---> System.TypeLoadException: Failure has occurred while loading a type. at CoiniumServ.Configuration.ConfigManager..ctor (IConfigFactory configFactory, IJsonConfigReader jsonConfigReader, ILogManager logManager) <0x4064f8d0 + 0x0010b> in :0 at (wrapper dynamic-method) System.Object:lambda_method (System.Runtime.CompilerServices.Closure,object[]) at Nancy.TinyIoc.TinyIoCContainer.ConstructType (System.Type requestedType, System.Type implementationType, System.Reflection.ConstructorInfo constructor, Nancy.TinyIoc.NamedParameterOverloads parameters, Nancy.TinyIoc.ResolveOptions options) <0x406229d0 + 0x00432> in :0 --- End of inner exception stack trace --- at Nancy.TinyIoc.TinyIoCContainer.ConstructType (System.Type requestedType, System.Type implementationType, System.Reflection.ConstructorInfo constructor, Nancy.TinyIoc.NamedParameterOverloads parameters, Nancy.TinyIoc.ResolveOptions options) <0x406229d0 + 0x004af> in :0 at Nancy.TinyIoc.TinyIoCContainer.ConstructType (System.Type requestedType, System.Type implementationType, System.Reflection.ConstructorInfo constructor, Nancy.TinyIoc.ResolveOptions options) <0x40622970 + 0x00043> in :0 at Nancy.TinyIoc.TinyIoCContainer+SingletonFactory.GetObject (System.Type requestedType, Nancy.TinyIoc.TinyIoCContainer container, Nancy.TinyIoc.NamedParameterOverloads parameters, Nancy.TinyIoc.ResolveOptions options) <0x40622810 + 0x0008f> in :0 at Nancy.TinyIoc.TinyIoCContainer.ResolveInternal (Nancy.TinyIoc.TypeRegistration registration, Nancy.TinyIoc.NamedParameterOverloads parameters, Nancy.TinyIoc.ResolveOptions options) <0x40621fb0 + 0x000b8> in :0