java.lang.reflect.MalformedParameterizedTypeException: This exception has no message.

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java.lang.reflect.MalformedParameterizedTypeException:
at sun.reflect.generics.reflectiveObjects.ParameterizedTypeImpl.validateConstructorArguments(Unknown Source)
at sun.reflect.generics.reflectiveObjects.ParameterizedTypeImpl.(Unknown Source)
at sun.reflect.generics.reflectiveObjects.ParameterizedTypeImpl.make(Unknown Source)
at sun.reflect.generics.factory.CoreReflectionFactory.makeParameterizedType(Unknown Source)
at sun.reflect.generics.visitor.Reifier.visitClassTypeSignature(UnknownSource)
at sun.reflect.generics.tree.ClassTypeSignature.accept(Unknown Source)
at sun.reflect.generics.repository.ClassRepository.getSuperInterfaces(Unknown Source)
at java.lang.Class.getGenericInterfaces(Unknown Source)
at com.sun.beans.TypeResolver.prepare(Unknown Source)
at com.sun.beans.TypeResolver.resolve(Unknown Source)
at com.sun.beans.TypeResolver.resolve(Unknown Source)
at com.sun.beans.TypeResolver.resolveInClass(Unknown Source)
at java.beans.FeatureDescriptor.getParameterTypes(Unknown Source)
at java.beans.MethodDescriptor.setMethod(Unknown Source)
at java.beans.MethodDescriptor.(Unknown Source)
at java.beans.MethodDescriptor.(Unknown Source)
at java.beans.Introspector.getTargetMethodInfo(Unknown Source)
at java.beans.Introspector.getBeanInfo(Unknown Source)
at java.beans.Introspector.getBeanInfo(Unknown Source)
at java.beans.Introspector.getBeanInfo(Unknown Source)
at java.beans.Introspector.(Unknown Source)
at java.beans.Introspector.getBeanInfo(Unknown Source)
at java.beans.Introspector.getBeanInfo(Unknown Source)
at java.beans.Introspector.(Unknown Source)
at ch.qos.logback.core.joran.util.PropertySetter.introspect(PropertySetter.java:79)
at ch.qos.logback.core.joran.util.PropertySetter.getMethod(PropertySetter.java:393)
at ch.qos.logback.core.joran.util.PropertySetter.findAdderMethod(PropertySetter.java:203)
at ch.qos.logback.core.joran.util.PropertySetter.computeAggregationType(PropertySetter.java:177)
at ch.qos.logback.core.joran.action.NestedComplexPropertyIA.isApplicable(NestedComplexPropertyIA.java:61)
at ch.qos.logback.core.joran.spi.Interpreter.lookupImplicitAction(Interpreter.java:237)
at ch.qos.logback.core.joran.spi.Interpreter.getApplicableActionList(Interpreter.java:256)
at ch.qos.logback.core.joran.spi.Interpreter.startElement(Interpreter.java:144)
at ch.qos.logback.core.joran.spi.Interpreter.startElement(Interpreter.java:129)
at ch.qos.logback.core.joran.spi.EventPlayer.play(EventPlayer.java:50)
at ch.qos.logback.core.joran.GenericConfigurator.doConfigure(GenericConfigurator.java:149)
at ch.qos.logback.core.joran.GenericConfigurator.doConfigure(GenericConfigurator.java:135)
at ch.qos.logback.core.joran.GenericConfigurator.doConfigure(GenericConfigurator.java:99)
at ch.qos.logback.classic.util.ContextInitializer.configureByResource(ContextInitializer.java:75)
at org.slf4j.impl.StaticLoggerBinder.init(StaticLoggerBinder.java:85)
at org.slf4j.impl.StaticLoggerBinder.(StaticLoggerBinder.java:55)
at org.slf4j.LoggerFactory.bind(LoggerFactory.java:129)
at org.slf4j.LoggerFactory.performInitialization(LoggerFactory.java:108)
at org.slf4j.LoggerFactory.getILoggerFactory(LoggerFactory.java:302)
at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:276)
at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:288)
at com.mycompany.proguardshrinkbug.Main.main(Main.java:9)

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