Server crash: 11/28/2015 4:33:46 PM
System.TypeInitializationException: The type initializer for 'Newtonsoft.Json.Utilities.JavaScriptUtils' threw an exception. ---> System.TypeLoadException: Could not load type 'System.Collections.HashPrimeNumbers' from assembly 'mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089'.
at System.Collections.Generic.HashSet`1[T].Add (System.Collections.Generic.T item) <0xe723dff8 + 0x00073> in <filename unknown>:0
at System.Linq.Enumerable+<CreateUnionIterator>c__Iterator1C`1[TSource].MoveNext () <0xe723d5d8 + 0x00167> in <filename unknown>:0
at Newtonsoft.Json.Utilities.JavaScriptUtils..cctor () <0xe723cc50 + 0x001e7> in <filename unknown>:0
--- End of inner exception stack trace ---
at Newtonsoft.Json.JsonTextWriter.UpdateCharEscapeFlags () <0xe723cba0 + 0x0001f> in <filename unknown>:0
at Newtonsoft.Json.JsonTextWriter..ctor (System.IO.TextWriter textWriter) <0xe723acb0 + 0x0005b> in <filename unknown>:0
at Newtonsoft.Json.JsonConvert.SerializeObjectInternal (System.Object value, System.Type type, Newtonsoft.Json.JsonSerializer jsonSerializer) <0xe723aad0 + 0x000a7> in <filename unknown>:0
at Newtonsoft.Json.JsonConvert.SerializeObject (System.Object value, System.Type type, Formatting formatting, Newtonsoft.Json.JsonSerializerSettings settings) <0xe7239a88 + 0x00043> in <filename unknown>:0
at Newtonsoft.Json.JsonConvert.SerializeObject (System.Object value, Formatting formatting, Newtonsoft.Json.JsonSerializerSettings settings) <0xe7239a50 + 0x00027> in <filename unknown>:0
at Newtonsoft.Json.JsonConvert.SerializeObject (System.Object value, Formatting formatting) <0xe72399d0 + 0x0001f> in <filename unknown>:0
at Terraria.IO.FavoritesFile.Save () <0xe7239950 + 0x0002f> in <filename unknown>:0
at Terraria.IO.FavoritesFile.SaveFavorite (Terraria.IO.FileData fileData) <0xea9cd628 + 0x000c7> in <filename unknown>:0
at Terraria.IO.FileData.SetFavorite (Boolean favorite, Boolean saveChanges) <0xea9cd5c8 + 0x00043> in <filename unknown>:0
at Terraria.IO.WorldFile.CreateMetadata (System.String name, Boolean cloudSave, Boolean isExpertMode) <0xe8f62e90 + 0x00107> in <filename unknown>:0
at Terraria.Main.DedServ () <0xf471dae8 + 0x00df7> in <filename unknown>:0
at Terraria.Program.LaunchGame (System.String[] args) <0xf72c3520 + 0x0011b> in <filename unknown>:0
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