Fixed a typo in variable member

git-svn-id: https://buildtools.tianocore.org/svn/buildtools/trunk/BaseTools@1167 7335b38e-4728-0410-8992-fb3ffe349368

diff --git a/Source/Python/AutoGen/AutoGen.py b/Source/Python/AutoGen/AutoGen.py
index ff964ac..28de2ce 100755 (executable)
--- a/Source/Python/AutoGen/AutoGen.py
+++ b/Source/Python/AutoGen/AutoGen.py
@@ -778,7 +778,7 @@ class PlatformAutoGen(AutoGen):
             if M == None:\r
                 EdkLogger.error("build", RESOURCE_NOT_AVAILABLE,\r
                                 "Library instance of library class [%s] is not found" % LibraryClassName,\r
-                                File=self._MetaFile, ExtraData="consumed by [%s] [%s]" % (str(Module), self._Arch))\r
+                                File=self._MetaFile, ExtraData="consumed by [%s] [%s]" % (str(Module), self.Arch))\r
             LibraryList.append(M)\r
             #\r
             # check if there're library classes\r