Hi @yvo
we trying to upgrade 6.6.0 to 6.7.1 with keycloak authentication
after the login page gets blank
the keys we are using is
docker run -it -p 8080:8080 \
-e SERVER_PORT="8080" \
-e SPRING_DATASOURCE_DRIVER-CLASS-NAME="org.postgresql.Driver" \
-e SPRING_DATASOURCE_URL="jdbc:postgresql://url:5432/dbname" \
-e SPRING_DATASOURCE_USERNAME="dbuser" \
-e SPRING_DATASOURCE_PASSWORD="password" \
-e FLOWABLE_COMMON_APP_IDM-ADMIN_USER="admin" \
-e FLOWABLE_COMMON_APP_IDM-ADMIN_PASSWORD="test" \
-e SPRING.SECURITY.OAUTH2.RESOURCESERVER.JWT.ISSUER-URI="https://url/auth/realms/Flowable" \
-e SPRING.SECURITY.OAUTH2.CLIENT.REGISTRATION.KEYCLOAK.CLIENT-ID="flowable-client" \
-e SPRING.SECURITY.OAUTH2.CLIENT.REGISTRATION.KEYCLOAK.CLIENT-SECRET="5a63612b-c419-40fe-8d01-2f91689bb4c0" \
-e SPRING.SECURITY.OAUTH2.CLIENT.REGISTRATION.KEYCLOAK.AUTHORIZATION-GRANT-TYPE="authorization_code" \
-e SPRING.SECURITY.OAUTH2.CLIENT.PROVIDER.KEYCLOAK.ISSUER-URI="https://url/auth/realms/Flowable" \
-e SPRING.SECURITY.OAUTH2.CLIENT.PROVIDER.KEYCLOAK.USER-NAME-ATTRIBUTE="preferred_username" \
-e FLOWABLE_IDM_APP_KEYCLOAK_ENABLED=true \
-e FLOWABLE_IDM_APP_KEYCLOAK_SERVER="https://url" \
-e FLOWABLE_IDM_APP_KEYCLOAK_AUTHENTICATION-REALM="master" \
-e FLOWABLE_IDM_APP_KEYCLOAK_AUTHENTICATION-USER="keycloakUserName" \
-e FLOWABLE_IDM_APP_KEYCLOAK_AUTHENTICATION-PASSWORD="keycloakpassword" \
-e FLOWABLE_IDM_APP_KEYCLOAK_REALM="Flowable" \
-e FLOWABLE.COMMON.APP.SECURITY.TYPE="OAUTH2" \
-e FLOWABLE.COMMON.APP.SECURITY.OAUTH2.AUTHORITIES-ATTRIBUTE="groups" \
-e FLOWABLE.COMMON.APP.SECURITY.OAUTH2.GROUPS-ATTRIBUTE="userGroups" \
-e logging.level.org.flowable="DEBUG" \
flowable/flowable-ui:6.7.1
great!