stacktrace:
An attempt was made to call a method that does not exist. The attempt was made from the following location:
org.keycloak.adapters.springsecurity.config.KeycloakWebSecurityConfigurerAdapter.configure(KeycloakWebSecurityConfigurerAdapter.java:120)
The following method did not exist:
'org.springframework.security.config.annotation.web.builders.HttpSecurity org.springframework.security.config.annotation.web.builders.HttpSecurity.addFilterBefore(javax.servlet.Filter, java.lang.Class)'
The calling method’s class, org.keycloak.adapters.springsecurity.config.KeycloakWebSecurityConfigurerAdapter, was loaded from the following location:
jar:file:/Users/.gradle/caches/modules-2/files-2.1/org.keycloak/keycloak-spring-security-adapter/18.0.0/fe80eaa63ae405d679801af1f3fff0511c63c647/keycloak-spring-security-adapter-18.0.0.jar!/org/keycloak/adapters/springsecurity/config/KeycloakWebSecurityConfigurerAdapter.class
The called method’s class, org.springframework.security.config.annotation.web.builders.HttpSecurity, is available from the following locations:
jar:file:/Users/.gradle/caches/modules-2/files-2.1/org.springframework.security/spring-security-config/6.0.0-M5/bdec32536ada10f133047c2a83e947963833ba0c/spring-security-config-6.0.0-M5.jar!/org/springframework/security/config/annotation/web/builders/HttpSecurity.class
The called method’s class hierarchy was loaded from the following locations:
org.springframework.security.config.annotation.web.builders.HttpSecurity: file:/Users/.gradle/caches/modules-2/files-2.1/org.springframework.security/spring-security-config/6.0.0-M5/bdec32536ada10f133047c2a83e947963833ba0c/spring-security-config-6.0.0-M5.jar
org.springframework.security.config.annotation.AbstractConfiguredSecurityBuilder: file:/Users/.gradle/caches/modules-2/files-2.1/org.springframework.security/spring-security-config/6.0.0-M5/bdec32536ada10f133047c2a83e947963833ba0c/spring-security-config-6.0.0-M5.jar
org.springframework.security.config.annotation.AbstractSecurityBuilder: file:/Users/.gradle/caches/modules-2/files-2.1/org.springframework.security/spring-security-config/6.0.0-M5/bdec32536ada10f133047c2a83e947963833ba0c/spring-security-config-6.0.0-M5.jar
Action:
Correct the classpath of your application so that it contains compatible versions of the classes org.keycloak.adapters.springsecurity.config.KeycloakWebSecurityConfigurerAdapter and org.springframework.security.config.annotation.web.builders.HttpSecurity