--- a/hgext/evolve.py	Wed Sep 19 17:30:07 2012 +0200
+++ b/hgext/evolve.py	Wed Sep 19 15:28:35 2012 +0200
@@ -1115,11 +1115,14 @@
     try:
         rebase = extensions.find('rebase')
         if rebase:
-            extensions.wrapcommand(rebase.cmdtable, "rebase", cmdrebase)
-            entry = extensions.wrapcommand(rebase.cmdtable, 'rebase', warnobserrors)
-            extensions.wrapfunction(rebase, 'buildstate', buildstate)
-            extensions.wrapfunction(rebase, 'defineparents', defineparents)
-            extensions.wrapfunction(rebase, 'concludenode', concludenode)
+            incore = getattr(rebase, 'obsolete', None) is not None
+            if not incore:
+                extensions.wrapcommand(rebase.cmdtable, "rebase", cmdrebase)
+            extensions.wrapcommand(rebase.cmdtable, 'rebase', warnobserrors)
+            if not incore:
+                extensions.wrapfunction(rebase, 'buildstate', buildstate)
+                extensions.wrapfunction(rebase, 'defineparents', defineparents)
+                extensions.wrapfunction(rebase, 'concludenode', concludenode)
     except KeyError:
         pass  # rebase not found