org.keycloak.testsuite.runonserver.RunOnServerException: java.lang.NullPointerException
	at org.keycloak.testsuite.client.KeycloakTestingClient$Server.fetchString(KeycloakTestingClient.java:185)
	at org.keycloak.testsuite.federation.ldap.LDAPProvidersIntegrationTest.updateLDAPUsernameTest(LDAPProvidersIntegrationTest.java:1656)
	at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
	at java.base/java.lang.reflect.Method.invoke(Method.java:580)
...