--- old/src/java.desktop/unix/native/libawt_xawt/awt/awt_GraphicsEnv.c	2016-08-30 16:05:13.773994793 +0300
+++ new/src/java.desktop/unix/native/libawt_xawt/awt/awt_GraphicsEnv.c	2016-08-30 16:05:13.637994797 +0300
@@ -2181,7 +2181,8 @@
 JNIEXPORT jdouble JNICALL
 Java_sun_awt_X11GraphicsDevice_getNativeScaleFactor
     (JNIEnv *env, jobject this, jint screen) {
-    char *name = get_output_screen_name(env, screen);
+    // in case of Xinerama individual screen scales are not supported
+    char *name = get_output_screen_name(env, usingXinerama ? 0 : screen);
     double scale = getNativeScaleFactor(name);
     if (name) {
         free(name);