Error: Cannot cast XML type RJW_Genes.MultiplierExtension to C# type Verse.HediffCompProperties.

Full log: https://gist.github.com/HugsLibRecordKeeper/099e9876078562752c766e8f977af63a

Loaded mods https://pastebin.com/raw/eKAAPxbA

Stacktrace:

Exception loading list element Verse.HediffCompProperties from XML: System.InvalidCastException: Cannot cast XML type RJW_Genes.MultiplierExtension to C# type Verse.HediffCompProperties.
[Ref CB37B8F7]
 at Verse.DirectXmlToObject.ObjectFromXml[T] (System.Xml.XmlNode xmlRoot, System.Boolean doPostLoad) [0x00432] in <d3aae8dd8b2b40889754a32659f54598>:0 
 at Verse.DirectXmlToObject.ListFromXml[T] (System.Xml.XmlNode listRootNode) [0x0011b] in <d3aae8dd8b2b40889754a32659f54598>:0 
XML:
<comps><li Class="HediffCompProperties_SeverityPerDay"><severityPerDay>-0.75</severityPerDay><showHoursToRecover>false</showHoursToRecover></li><li Class="RJW_Genes.MultiplierExtension"><multiplier>3.0</multiplier></li></comps>
UnityEngine.StackTraceUtility:ExtractStackTrace ()
Verse.Log:Error (string)
Verse.DirectXmlToObject:ListFromXml<Verse.HediffCompProperties> (System.Xml.XmlNode)
Verse.DirectXmlToObject:ListFromXmlReflection<Verse.HediffCompProperties> (System.Xml.XmlNode)
Verse.DirectXmlToObject:ObjectFromXml<System.Collections.Generic.List`1<Verse.HediffCompProperties>> (System.Xml.XmlNode,bool)
Verse.DirectXmlToObject:ObjectFromXmlReflection<System.Collections.Generic.List`1<Verse.HediffCompProperties>> (System.Xml.XmlNode,bool)
Verse.DirectXmlToObject:ObjectFromXml<Verse.HediffDef> (System.Xml.XmlNode,bool)
Verse.DirectXmlToObject:ObjectFromXmlReflection<Verse.HediffDef> (System.Xml.XmlNode,bool)
Verse.DirectXmlLoader:DefFromNode (System.Xml.XmlNode,Verse.LoadableXmlAsset)
Verse.LoadedModManager:ParseAndProcessXML (System.Xml.XmlDocument,System.Collections.Generic.Dictionary`2<System.Xml.XmlNode, Verse.LoadableXmlAsset>,bool)
Verse.LoadedModManager:LoadAllActiveMods (bool)
Verse.PlayDataLoader:DoPlayLoad ()
Verse.PlayDataLoader:LoadAllPlayData (bool)
Verse.Root/<>c:<Start>b__6_1 ()
Verse.LongEventHandler:RunEventFromAnotherThread (System.Action)
Verse.LongEventHandler/<>c:<UpdateCurrentAsynchronousEvent>b__28_0 ()
System.Threading.ThreadHelper:ThreadStart_Context (object)
System.Threading.ExecutionContext:RunInternal (System.Threading.ExecutionContext,System.Threading.ContextCallback,object,bool)
System.Threading.ExecutionContext:Run (System.Threading.ExecutionContext,System.Threading.ContextCallback,object,bool)
System.Threading.ExecutionContext:Run (System.Threading.ExecutionContext,System.Threading.ContextCallback,object)
System.Threading.ThreadHelper:ThreadStart ()