diff --git a/dll/win32/lpk/lpk.c b/dll/win32/lpk/lpk.c
index fde181cc52..93398691aa 100644
--- a/dll/win32/lpk/lpk.c
+++ b/dll/win32/lpk/lpk.c
@@ -7,6 +7,7 @@
  */
 
 #include "ros_lpk.h"
+#include <debug.h>
 
 LPK_LPEDITCONTROL_LIST LpkEditControl = {EditCreate,       EditIchToXY,  EditMouseToIch, EditCchInWidth,
                                          EditGetLineWidth, EditDrawText, EditHScroll,    EditMoveSelection,
@@ -132,8 +133,12 @@ LpkGetCharacterPlacement(
     lpResults->nGlyphs = (UINT)cGlyphs;
 
     if (lpResults->lpGlyphs)
-        wcscpy(lpResults->lpGlyphs, lpGlyphs);
-
+    {
+        if (lpGlyphs)
+            wcscpy(lpResults->lpGlyphs, lpGlyphs);
+        else
+            DPRINT1("ERROR: BIDI_Reorder returned lpGlyphs as NULL.\n");
+    }
     if (lpResults->lpDx && !(dwFlags & GCP_GLYPHSHAPE))
     {
         int c;