diff -r 56cd8111b7f7 -r 41300fa6a67c src/xmlpatterns/schema/qxsdschemahelper.cpp
--- a/src/xmlpatterns/schema/qxsdschemahelper.cpp	Tue Jan 26 12:42:25 2010 +0200
+++ b/src/xmlpatterns/schema/qxsdschemahelper.cpp	Tue Feb 02 00:43:10 2010 +0200
@@ -727,7 +727,7 @@
             }
         } else {
             if (!wildcard) {
-                errorMsg = QtXmlPatterns::tr("Derived attribute %1 does not exists in the base definition.").arg(formatAttribute(derivedAttributeUse->attribute()->displayName(namePool)));
+                errorMsg = QtXmlPatterns::tr("Derived attribute %1 does not exist in the base definition.").arg(formatAttribute(derivedAttributeUse->attribute()->displayName(namePool)));
                 return false;
             }