Index: library/lib/nx-test.tcl
===================================================================
diff -u -r1f13a87d4a65e93d881102a690ae668e82918655 -r0c28eeb7f9fd76065bfa0f7aaa2e0146e6eb7b4c
--- library/lib/nx-test.tcl	(.../nx-test.tcl)	(revision 1f13a87d4a65e93d881102a690ae668e82918655)
+++ library/lib/nx-test.tcl	(.../nx-test.tcl)	(revision 0c28eeb7f9fd76065bfa0f7aaa2e0146e6eb7b4c)
@@ -86,6 +86,7 @@
 
 	foreach o [Object info instances -closure] {
 	  if {[info exists pre_exist($o)]} continue
+	  if {$o in {::xotcl::Attribute}} continue
 	  if {[::nsf::object::exists $o]} {$o destroy}
 	}
       }