Process completed with exit code 1.

'MapLoaderSystem' does not contain a definition for 'TryLoadGame' and no accessible extension method 'TryLoadGame' accepting a first argument of type 'MapLoaderSystem' could be found (are you missing a using directive or an assembly reference?)

'MapLoaderSystem' does not contain a definition for 'TrySaveGame' and no accessible extension method 'TrySaveGame' accepting a first argument of type 'MapLoaderSystem' could be found (are you missing a using directive or an assembly reference?)

'MapLoaderSystem' does not contain a definition for 'TryLoadGame' and no accessible extension method 'TryLoadGame' accepting a first argument of type 'MapLoaderSystem' could be found (are you missing a using directive or an assembly reference?)

'MapLoaderSystem' does not contain a definition for 'TrySaveGame' and no accessible extension method 'TrySaveGame' accepting a first argument of type 'MapLoaderSystem' could be found (are you missing a using directive or an assembly reference?)

'SharedTransformSystem.SetLocalRotation(TransformComponent, Angle)' is obsolete: 'use override with EntityUid'

'SharedTransformSystem.SetLocalRotation(TransformComponent, Angle)' is obsolete: 'use override with EntityUid'

'TransformComponent.Anchored.set' is obsolete: 'Use the SharedTransformSystem.AnchorEntity/Unanchor methods instead.'

'EntitySystem.TryGet<T>(out T?)' is obsolete: 'Either use a dependency, resolve and cache IEntityManager manually, or use EntityManager.System<T>()'

'ComponentTreeSystem<TTreeComp, TComp>.QueryAabb(HashSet<ComponentTreeEntry<TComp>>, MapId, Box2Rotated, bool)' is obsolete: 'Use Entity<T> variant'

'Component.Owner' is obsolete: 'Update your API to allow accessing Owner through other means'

'FormatterServices' is obsolete: 'Formatter-based serialization is obsolete and should not be used.' (https://aka.ms/dotnet-warnings/SYSLIB0050)

'FieldAttributes.NotSerialized' is obsolete: 'Formatter-based serialization is obsolete and should not be used.' (https://aka.ms/dotnet-warnings/SYSLIB0050)

'Type.IsSerializable' is obsolete: 'Formatter-based serialization is obsolete and should not be used.' (https://aka.ms/dotnet-warnings/SYSLIB0050)