when i try to activate main fmod file with fallout mod manager it ask me to replace files and whether i say yes or no it wont install mod and gives this
System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. ---> System.NullReferenceException: Object reference not set to an instance of an object.
at Script.GetPluginIndex(String pluginName)
at Script.OnActivate()
--- End of inner exception stack trace ---
at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
at Fomm.PackageManager.ScriptCompiler.Execute(String script, ModInstaller p_midInstaller)
System.NullReferenceException: Object reference not set to an instance of an object.
at Script.GetPluginIndex(String pluginName)
at Script.OnActivate()
please can anyone help