Issue Hi! I don't know why but i can't join my siblings multiplayer world. I cant figure out why. If anybody could help me i would thank it!

[lolman]

This is what smapi shows when i try to join :
An error occurred in the base update loop: NullReferenceException: Object reference not set to an instance of an object.
at StardewValley.GameLocation.UpdateWhenCurrentLocation_PatchedBy<FlashShifter.SVECode>(GameLocation this, GameTime time)
at StardewValley.Locations.FarmHouse.UpdateWhenCurrentLocation(GameTime time)
at StardewValley.Game1.UpdateLocations_PatchedBy<spacechase0.SpaceCore>(Game1 this, GameTime time)
at StardewValley.Game1._update(GameTime gameTime)
at StardewValley.Game1.Update(GameTime gameTime)