diff --git a/maven-core/src/main/java/org/apache/maven/plugin/MavenPluginPrerequisitesChecker.java b/maven-core/src/main/java/org/apache/maven/plugin/MavenPluginPrerequisitesChecker.java
index 46e9fe134686..28b04f889b8f 100644
--- a/maven-core/src/main/java/org/apache/maven/plugin/MavenPluginPrerequisitesChecker.java
+++ b/maven-core/src/main/java/org/apache/maven/plugin/MavenPluginPrerequisitesChecker.java
@@ -31,7 +31,7 @@
 public interface MavenPluginPrerequisitesChecker extends Consumer<PluginDescriptor> {
     /**
      *
-     * @param pluginDescriptor
+     * @param pluginDescriptor the plugin descriptor to check
      * @throws IllegalStateException in case the checked prerequisites are not met
      */
     @Override
diff --git a/maven-core/src/main/java/org/apache/maven/plugin/PluginIncompatibleException.java b/maven-core/src/main/java/org/apache/maven/plugin/PluginIncompatibleException.java
index d3c5edbf95bb..1e2c26168bf4 100644
--- a/maven-core/src/main/java/org/apache/maven/plugin/PluginIncompatibleException.java
+++ b/maven-core/src/main/java/org/apache/maven/plugin/PluginIncompatibleException.java
@@ -26,10 +26,6 @@
 public class PluginIncompatibleException extends PluginManagerException {
 
     public PluginIncompatibleException(Plugin plugin, String message) {
-        this(plugin, message, null);
-    }
-
-    public PluginIncompatibleException(Plugin plugin, String message, Throwable cause) {
-        super(plugin, message, cause);
+        super(plugin, message, (Throwable) null);
     }
 }
diff --git a/maven-core/src/main/java/org/apache/maven/plugin/internal/DefaultMavenPluginManager.java b/maven-core/src/main/java/org/apache/maven/plugin/internal/DefaultMavenPluginManager.java
index 85ae59530db3..5e80e0c6525a 100644
--- a/maven-core/src/main/java/org/apache/maven/plugin/internal/DefaultMavenPluginManager.java
+++ b/maven-core/src/main/java/org/apache/maven/plugin/internal/DefaultMavenPluginManager.java
@@ -296,15 +296,15 @@ public void checkPrerequisites(PluginDescriptor pluginDescriptor) throws PluginI
         });
         // aggregate all exceptions
         if (!prerequisiteExceptions.isEmpty()) {
+            String ln = System.lineSeparator();
             String messages = prerequisiteExceptions.stream()
                     .map(IllegalStateException::getMessage)
-                    .collect(Collectors.joining(", "));
+                    .collect(Collectors.joining(ln + '\t'));
             PluginIncompatibleException pie = new PluginIncompatibleException(
                     pluginDescriptor.getPlugin(),
-                    "The plugin " + pluginDescriptor.getId() + " has unmet prerequisites: " + messages,
-                    prerequisiteExceptions.get(0));
-            // the first exception is added as cause, all other ones as suppressed exceptions
-            prerequisiteExceptions.stream().skip(1).forEach(pie::addSuppressed);
+                    ln + "The plugin " + pluginDescriptor.getId() + " has unmet prerequisites: " + ln + '\t'
+                            + messages);
+            prerequisiteExceptions.forEach(pie::addSuppressed);
             throw pie;
         }
     }