diff -r 3babaea6234a maven/src/org/netbeans/modules/maven/execute/OutputTabMaintainer.java
--- a/maven/src/org/netbeans/modules/maven/execute/OutputTabMaintainer.java	Wed Jan 27 15:07:06 2016 +0000
+++ b/maven/src/org/netbeans/modules/maven/execute/OutputTabMaintainer.java	Tue Feb 09 10:42:43 2016 +0100
@@ -135,7 +135,9 @@
         }
         //                }
         if (io == null) {
-            io = IOProvider.getDefault().getIO(name, createNewTabActions());
+            // if you explicitly request terminal, then you need to be ready
+            // for IOFolding not supported.
+            io = IOProvider.get("Terminal").getIO(name, createNewTabActions());
             io.setInputVisible(true);
         }
         return io;
diff -r 3babaea6234a maven/src/org/netbeans/modules/maven/execute/cmd/ExecutionEventObject.java
--- a/maven/src/org/netbeans/modules/maven/execute/cmd/ExecutionEventObject.java	Wed Jan 27 15:07:06 2016 +0000
+++ b/maven/src/org/netbeans/modules/maven/execute/cmd/ExecutionEventObject.java	Tue Feb 09 10:42:43 2016 +0100
@@ -200,15 +200,16 @@
             }
             
             parentProject = findParentNodeOfType(ExecutionEvent.Type.ProjectStarted);
-            if (parentProject == null) {
-                
-                this.foldHandle = IOFolding.startFold(io, true);
-            } else {
-                if (parentProject.foldHandle == null) {
-                    parentProject.startFold(io);
+            if (IOFolding.isSupported(io)) {
+                if (parentProject == null) {
+                        this.foldHandle = IOFolding.startFold(io, true);
+                } else {
+                    if (parentProject.foldHandle == null) {
+                        parentProject.startFold(io);
+                    }
+                    assert parentProject.foldHandle != null;
+                    this.foldHandle = parentProject.foldHandle.silentStartFold(true);
                 }
-                assert parentProject.foldHandle != null;
-                this.foldHandle = parentProject.foldHandle.silentStartFold(true);
             }
         }