spring-boot-autoconfigure conflit

[lwenxu]

spring-boot-autoconfigure jar conflit with spring boot 2.5.1

when exlude jar from spring fu

        <dependency>
            <groupId>org.springframework.fu</groupId>
            <artifactId>spring-fu-jafu</artifactId>
            <version>0.4.3</version>
            <exclusions>
                <exclusion>
                    <artifactId>spring-fu-autoconfigure-adapter</artifactId>
                    <groupId>org.springframework.fu</groupId>
                </exclusion>
            </exclusions>
        </dependency>

get class not fuond err

java.lang.NoClassDefFoundError: org/springframework/boot/autoconfigure/web/servlet/StringConverterInitializer
	at org.springframework.fu.jafu.webmvc.WebMvcServerDsl$WebMvcServerConverterDsl.string(WebMvcServerDsl.java:247) ~[spring-fu-jafu-0.4.3.jar:na]
	at com.example.springfudemo.FuApplication.lambda$null$2(FuApplication.java:30) [classes/:na]
	at org.springframework.fu.jafu.webmvc.WebMvcServerDsl$WebMvcServerConverterDsl.initialize(WebMvcServerDsl.java:240) ~[spring-fu-jafu-0.4.3.jar:na]
	at org.springframework.fu.jafu.webmvc.WebMvcServerDsl.converters(WebMvcServerDsl.java:129) ~[spring-fu-jafu-0.4.3.jar:na]
	at com.example.springfudemo.FuApplication.lambda$null$3(FuApplication.java:29) [classes/:na]
	at org.springframework.fu.jafu.webmvc.WebMvcServerDsl.initialize(WebMvcServerDsl.java:145) ~[spring-fu-jafu-0.4.3.jar:na]
	at org.springframework.fu.jafu.webmvc.WebMvcServerDsl.initialize(WebMvcServerDsl.java:48) ~[spring-fu-jafu-0.4.3.jar:na]
	at org.springframework.fu.jafu.AbstractDsl.enable(AbstractDsl.java:57) ~[spring-fu-jafu-0.4.3.jar:na]
	at org.springframework.fu.jafu.ConfigurationDsl.enable(ConfigurationDsl.java:77) ~[spring-fu-jafu-0.4.3.jar:na]
	at com.example.springfudemo.FuApplication.lambda$static$4(FuApplication.java:23) [classes/:na]
	at org.springframework.fu.jafu.ApplicationDsl.initialize(ApplicationDsl.java:27) ~[spring-fu-jafu-0.4.3.jar:na]
	at org.springframework.fu.jafu.ApplicationDsl.initialize(ApplicationDsl.java:15) ~[spring-fu-jafu-0.4.3.jar:na]
	at org.springframework.boot.SpringApplication.applyInitializers(SpringApplication.java:634) ~[spring-boot-2.5.1.jar:2.5.1]
	at org.springframework.boot.SpringApplication.prepareContext(SpringApplication.java:403) ~[spring-boot-2.5.1.jar:2.5.1]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:337) ~[spring-boot-2.5.1.jar:2.5.1]
	at org.springframework.fu.jafu.JafuApplication.run(JafuApplication.java:98) [spring-fu-jafu-0.4.3.jar:na]
	at org.springframework.fu.jafu.JafuApplication.run(JafuApplication.java:68) [spring-fu-jafu-0.4.3.jar:na]
	at com.example.springfudemo.FuApplication.main(FuApplication.java:37) [classes/:na]
Caused by: java.lang.ClassNotFoundException: org.springframework.boot.autoconfigure.web.servlet.StringConverterInitializer
	at java.net.URLClassLoader.findClass(URLClassLoader.java:382) ~[na:1.8.0_221]
	at java.lang.ClassLoader.loadClass(ClassLoader.java:424) ~[na:1.8.0_221]
	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:349) ~[na:1.8.0_221]
	at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[na:1.8.0_221]
	... 18 common frames omitted

exlude springboot's with same error

why getting start so hard

[sdeleuze]

The latest version released 0.4.4 is designed to be used with Spring Boot 2.4.4. You can use 0.4.5-SNAPSHOT for latest Spring Boot version.