YamlIdMap cannot handle lambda objects

[Clashsoft]

java.lang.RuntimeException: ReflectorMap could not find class description for org.fulib.patterns.TestStudyRightPatterns$$Lambda$3/2081323049
searching in 
   org.fulib.patterns.model
You might add more packages to the construction of the ReflectorMap / YamlIdMap 
or you might move the missing class into the common model package.
	at org.fulib.yaml.ReflectorMap.unknownClassException(ReflectorMap.java:181)
	at org.fulib.yaml.ReflectorMap.getReflector(ReflectorMap.java:118)
	at org.fulib.yaml.ReflectorMap.getReflector(ReflectorMap.java:108)
	at org.fulib.yaml.YamlIdMap.getReflector(YamlIdMap.java:1053)
	at org.fulib.yaml.YamlIdMap.collectObjects(YamlIdMap.java:1180)
	at org.fulib.tools.ObjectDiagrams.dump(ObjectDiagrams.java:181)
	at org.fulib.tools.ObjectDiagrams.dumpPng(ObjectDiagrams.java:86)
	at org.fulib.patterns.TestStudyRightPatterns.testPatterns(TestStudyRightPatterns.java:60)