spring에서 DI 유형 중 setter 유형으로 setter를 만들고 객체를 생성할 때 값을 잘못주입해서 에러가 발생했다. Caused by: org.springframework.beans.NotWritablePropertyException: Invalid property 'myclass' of bean class [com.test01.BeanTest]: Bean property 'myclass' is not writable or has an invalid setter method. Did you mean 'myClass'? at org.springframework.beans.BeanWrapperImpl.createNotWritablePropertyException(BeanWrapperImpl.jav..