Index: /trunk/src/VBox/ValidationKit/tests/additions/tdAddGuestCtrl.py
===================================================================
--- /trunk/src/VBox/ValidationKit/tests/additions/tdAddGuestCtrl.py	(revision 84201)
+++ /trunk/src/VBox/ValidationKit/tests/additions/tdAddGuestCtrl.py	(revision 84202)
@@ -2257,4 +2257,6 @@
                                         reporter.log2('Process (PID %d) got %d bytes of %s data (type: %s)'
                                                       % (iPid, len(abBuf), sFdNm, type(abBuf)));
+                                        if isinstance(memoryview) is abBuf: ## @todo Why is this happening?
+                                            abBuf = abBuf.tobytes();
                                         for sLine in abBuf.decode("utf-8").splitlines():
                                             reporter.log('%s: %s' % (sFdNm, sLine));