Improve CLI. Better handle printer margins.

ChangeLog.txt

@@ -6,6 +6,7 @@
 - [smart-pattern/valentina#170] Incorrect work with curves.
 - Suspend use of qt_ntfs_permission_lookup. QTBUG-101168
 - Remove support for russian language.
+- Improve CLI. Better handle printer margins.
 
 # Valentina 0.7.50 February 14, 2022
 - Fix regression. Minimal seam allowance width is less than the point accuracy values.

src/app/valentina/core/vcmdexport.cpp

@@ -128,7 +128,7 @@ VLayoutGeneratorPtr VCommandLine::DefaultGenerator() const
         bool a = IsOptionSet(key);
         bool b = IsOptionSet(LONG_OPTION_PAGEUNITS);
 
-        if ((a || b) && !(a && b))
+        if (a && !(a && b))
         {
             qCritical() << message << "\n";
             const_cast<VCommandLine*>(this)->parser.showHelp(V_EX_USAGE);