Indeed.

Edit: My Crash-Log.

[Main Thread/ERROR] [Terraria]: System.NullReferenceException: Object reference not set to an instance of an object.
at TouhouPets.Content.Projectiles.Pets.Sekibanki.PreDraw(Color& lightColor) in TouhouPets\Content\Projectiles\Pets\Sekibanki.cs:line 25
at Terraria.ModLoader.ProjectileLoader.PreDraw(Projectile projectile, Color& lightColor) in tModLoader\Terraria\ModLoader\ProjectileLoader.cs:line 629
at Terraria.Main.DrawProj_Inner_DoDrawProj(Projectile proj, Vector2 mountedCenter, Single polePosX, Single polePosY) in tModLoader\Terraria\Main.cs:line 25058
at Terraria.Main.DrawProj_Inner(Projectile proj) in tModLoader\Terraria\Main.cs:line 23643
at Terraria.GameContent.UI.Elements.UICharacter.DrawPets(SpriteBatch spriteBatch) in tModLoader\Terraria\GameContent\UI\Elements\UICharacter.cs:line 135
at Terraria.GameContent.UI.Elements.UICharacter.DrawSelf(SpriteBatch spriteBatch) in tModLoader\Terraria\GameContent\UI\Elements\UICharacter.cs:line 104
at Terraria.UI.UIElement.Draw(SpriteBatch spriteBatch) in tModLoader\Terraria\UI\UIElement.cs:line 191
at Terraria.UI.UIElement.DrawChildren(SpriteBatch spriteBatch) in tModLoader\Terraria\UI\UIElement.cs:line 115
at Terraria.UI.UIElement.Draw(SpriteBatch spriteBatch) in tModLoader\Terraria\UI\UIElement.cs:line 191
at Terraria.GameContent.UI.Elements.UIList.UIInnerList.DrawChildren(SpriteBatch spriteBatch) in tModLoader\Terraria\GameContent\UI\Elements\UIList.cs:line 26
at Terraria.UI.UIElement.Draw(SpriteBatch spriteBatch) in tModLoader\Terraria\UI\UIElement.cs:line 191
at Terraria.UI.UIElement.DrawChildren(SpriteBatch spriteBatch) in tModLoader\Terraria\UI\UIElement.cs:line 115
at Terraria.UI.UIElement.Draw(SpriteBatch spriteBatch) in tModLoader\Terraria\UI\UIElement.cs:line 191
at Terraria.UI.UIElement.DrawChildren(SpriteBatch spriteBatch) in tModLoader\Terraria\UI\UIElement.cs:line 115
at Terraria.UI.UIElement.Draw(SpriteBatch spriteBatch) in tModLoader\Terraria\UI\UIElement.cs:line 191
at Terraria.UI.UIElement.DrawChildren(SpriteBatch spriteBatch) in tModLoader\Terraria\UI\UIElement.cs:line 115
at Terraria.UI.UIElement.Draw(SpriteBatch spriteBatch) in tModLoader\Terraria\UI\UIElement.cs:line 191
at Terraria.UI.UIElement.DrawChildren(SpriteBatch spriteBatch) in tModLoader\Terraria\UI\UIElement.cs:line 115
at Terraria.UI.UIElement.Draw(SpriteBatch spriteBatch) in tModLoader\Terraria\UI\UIElement.cs:line 191
at Terraria.GameContent.UI.States.UICharacterSelect.Draw(SpriteBatch spriteBatch) in tModLoader\Terraria\GameContent\UI\States\UICharacterSelect.cs:line 178
at Terraria.Main.DrawMenu(GameTime gameTime) in tModLoader\Terraria\Main.cs:line 43646
at DMD<System.Void Terraria.Main:DoDraw(Microsoft.Xna.Framework.GameTime)>(Main this, GameTime gameTime)
at GravityDontFlipScreen.GravityFlipSystem.Main_DoDraw(orig_DoDraw orig, Main self, GameTime gameTime) in GravityDontFlipScreen\GravityFlipSystem.cs:line 116
at Hook<System.Void GravityDontFlipScreen.GravityFlipSystem::Main_DoDraw(Terraria.On_Main+orig_DoDraw,Terraria.Main,Microsoft.Xna.Framework.GameTime)>(Main , GameTime )
at SyncProxy<System.Void Terraria.Main:DoDraw(Microsoft.Xna.Framework.GameTime)>(Main , GameTime )
at Terraria.Main.Draw_Inner(GameTime gameTime) in tModLoader\Terraria\Main.cs:line 52787
at Terraria.Main.Draw(GameTime gameTime) in tModLoader\Terraria\Main.cs:line 52768
[19:28:58.372] [Main Thread/FATAL] [tML]: Main engine crash