Spring Boot项目启动失败报错

Spring Boot项目启动失败报错异常信息

Caused by: java.lang.annotation.AnnotationFormatError: Invalid default: public abstract java.lang.Class org.mybatis.spring.annotation.MapperScan.factoryBean()
    at java.lang.reflect.Method.getDefaultValue(Method.java:732) ~[na:1.7.0_17]
    at org.springframework.core.annotation.AnnotationUtils.registerDefaultValues(AnnotationUtils.java:1178) ~[spring-core-4.3.12.RELEASE.jar:4.3.12.RELEASE]
    at org.springframework.core.type.classreading.RecursiveAnnotationAttributesVisitor.visitEnd(RecursiveAnnotationAttributesVisitor.java:42) ~[spring-core-4.3.12.RELEASE.jar:4.3.12.RELEASE]
    at org.springframework.core.type.classreading.AnnotationAttributesReadingVisitor.visitEnd(AnnotationAttributesReadingVisitor.java:64) ~[spring-core-4.3.12.RELEASE.jar:4.3.12.RELEASE]
    at org.springframework.asm.ClassReader.readAnnotationValues(ClassReader.java:1869) ~[spring-core-4.3.12.RELEASE.jar:4.3.12.RELEASE]
    at org.springframework.asm.ClassReader.accept(ClassReader.java:657) ~[spring-core-4.3.12.RELEASE.jar:4.3.12.RELEASE]
    at org.springframework.asm.ClassReader.accept(ClassReader.java:523) ~[spring-core-4.3.12.RELEASE.jar:4.3.12.RELEASE]
    at org.springframework.core.type.classreading.SimpleMetadataReader.<init>(SimpleMetadataReader.java:64) ~[spring-core-4.3.12.RELEASE.jar:4.3.12.RELEASE]
    at org.springframework.core.type.classreading.SimpleMetadataReaderFactory.getMetadataReader(SimpleMetadataReaderFactory.java:98) ~[spring-core-4.3.12.RELEASE.jar:4.3.12.RELEASE]
    at org.springframework.core.type.classreading.CachingMetadataReaderFactory.getMetadataReader(CachingMetadataReaderFactory.java:102) ~[spring-core-4.3.12.RELEASE.jar:4.3.12.RELEASE]
    at org.springframework.context.annotation.ClassPathScanningCandidateComponentProvider.findCandidateComponents(ClassPathScanningCandidateComponentProvider.java:287) ~[spring-context-4.3.12.RELEASE.jar:4.3.12.RELEASE]
    ... 19 common frames omitted

原因是：

解决问题的办法是：