No default constructor found nested exception is java.lang.NoSuchMethodException Error creating bean

#spring #springboot #springerror #error #java #javaerror #NoMethodFoundException #Nodefaultconstructorfound #nestedexception #beans #bean #object #BeanCreationException #Nobeanwithname #exceptionencoutered #Exceptionencounteredduringcontextinitialization Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'balls' defined in class path resource [beanScopeApplicationContext.xml]: Instantiation of bean failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [nayan.firstapp.trial.BaseBallCoach]: No default constructor found; nested exception is java.lang.NoSuchMethodException: nayan.firstapp.trial.BaseBallCoach.init() Exception in thread "main" org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'balls' defined in class path resource [beanScopeApplicationContext.xml]: Instantiation of bean failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [nayan.firstapp.trial.BaseBallCoach]: No default constructor found; nested exception is java.lang.NoSuchMethodException: nayan.firstapp.trial.BaseBallCoach.init()