diff --git a/start-configuration b/start-configuration
index 720e0fb7..1a689a1b 100644
--- a/start-configuration
+++ b/start-configuration
@@ -108,6 +108,8 @@ case "${TYPE^^}" in
     log "**********************************************************************"
     log "WARNING: The image tag itzg/minecraft-server:java8 is recommended"
     log "         since some mods require Java 8"
+    log "         Exception traces reporting ClassCastException: class jdk.internal.loader.ClassLoaders\$AppClassLoader"
+    log "         can be fixed with java8"
     log "**********************************************************************"
     exec ${SCRIPTS:-/}start-deployForge "$@"
   ;;
@@ -120,6 +122,8 @@ case "${TYPE^^}" in
     log "**********************************************************************"
     log "WARNING: The image tag itzg/minecraft-server:java8 is recommended"
     log "         since some mods require Java 8"
+    log "         Exception traces reporting ClassCastException: class jdk.internal.loader.ClassLoaders\$AppClassLoader"
+    log "         can be fixed with java8"
     log "**********************************************************************"
     exec ${SCRIPTS:-/}start-deployCF "$@"
   ;;