Index: /trunk/test/unit/org/openstreetmap/josm/plugins/PluginHandlerTestIT.java
===================================================================
--- /trunk/test/unit/org/openstreetmap/josm/plugins/PluginHandlerTestIT.java	(revision 17128)
+++ /trunk/test/unit/org/openstreetmap/josm/plugins/PluginHandlerTestIT.java	(revision 17129)
@@ -21,5 +21,4 @@
 import java.util.stream.Collectors;
 
-import org.apache.commons.lang3.exception.ExceptionUtils;
 import org.junit.BeforeClass;
 import org.junit.ClassRule;
@@ -73,6 +72,6 @@
 
         Map<String, Throwable> loadingExceptions = PluginHandler.pluginLoadingExceptions.entrySet().stream()
-                .filter(e -> !(ExceptionUtils.getRootCause(e.getValue()) instanceof HeadlessException))
-                .collect(Collectors.toMap(e -> e.getKey(), e -> ExceptionUtils.getRootCause(e.getValue())));
+                .filter(e -> !(Utils.getRootCause(e.getValue()) instanceof HeadlessException))
+                .collect(Collectors.toMap(e -> e.getKey(), e -> Utils.getRootCause(e.getValue())));
 
         List<PluginInformation> loadedPlugins = PluginHandler.getPlugins();
@@ -130,5 +129,5 @@
             assertTrue(restartable.parallelStream().noneMatch(info -> PluginHandler.getPlugins().contains(info)));
         } catch (Exception | LinkageError t) {
-            Throwable root = ExceptionUtils.getRootCause(t);
+            Throwable root = Utils.getRootCause(t);
             root.printStackTrace();
             noRestartExceptions.put(findFaultyPlugin(loadedPlugins, root), root);
@@ -212,5 +211,5 @@
             consumer.accept(layer);
         } catch (Exception | LinkageError t) {
-            Throwable root = ExceptionUtils.getRootCause(t);
+            Throwable root = Utils.getRootCause(t);
             root.printStackTrace();
             layerExceptions.put(findFaultyPlugin(loadedPlugins, root), root);