--- xrdp-0.4.1.orig/xrdp/lang.c
+++ xrdp-0.4.1/xrdp/lang.c
@@ -302,7 +302,7 @@
   0,   ' ',   0,    0,    0,    0,    0,    0,
   0,    0,    0,    0,    0,    0,    0,   '7',
  '8',  '9',  '-',  '4',  '5',  '6',  '+',  '1',
- '2',  '3',  '0',  '.',   0,    0,    0,    0,
+ '2',  '3',  '0',  '.',   0,    0,   '<',   0,
   0,    0,    0,    0,    0,    0,    0,    0,
   0,    0,    0,    0,    0,    0,    0,    0,
   0,    0,    0,    0,    0,    0,    0,    0,
@@ -323,7 +323,7 @@
   0,   ' ',   0,    0,    0,    0,    0,    0,
   0,    0,    0,    0,    0,    0,    0,   '7',
  '8',  '9',  '-',  '4',  '5',  '6',  '+',  '1',
- '2',  '3',  '0',  '.',   0,    0,    0,    0,
+ '2',  '3',  '0',  '.',   0,    0,   '>',   0,
   0,    0,    0,    0,    0,    0,    0,    0,
   0,    0,    0,    0,    0,    0,    0,    0,
   0,    0,    0,    0,    0,    0,    0,    0,
@@ -344,7 +344,7 @@
   0,    0,    0,    0,    0,    0,    0,    0,
   0,    0,    0,    0,    0,    0,    0,    0,
   0,    0,    0,    0,    0,    0,    0,    0,
-  0,    0,    0,    0,    0,    0,    0,    0,
+  0,    0,    0,    0,    0,    0,   '|',   0,
   0,    0,    0,    0,    0,    0,    0,    0,
   0,    0,    0,    0,    0,    0,    0,    0,
   0,    0,    0,    0,    0,    0,    0,    0,
@@ -544,6 +544,6 @@
   shift = keys[42] || keys[54];
-  altgr = keys[56]; /* right alt */
+  altgr = keys[56]; /* left or right alt */
-  ext = device_flags & 0x0100;
+  ext = altgr ? 0 : (device_flags & 0x0100); /* no ext, if any alt */
   rv = 0;
   if (scan_code >= 128)
   {
--- xrdp-0.4.1.orig/vnc/vnc.c
+++ xrdp-0.4.1/vnc/vnc.c
@@ -292,10 +292,22 @@
         case 0x0038: /* left-right alt */
           if (param2 & 0x0100) /* right alt */
           {
+            key = 0xffea;
             /* only en-us keymap can send right alt(alt-gr) */
-            if (v->keylayout == 0x409)
+           /* other keymaps: cancel effects of a unwanted ctl-l, which is send just before alt-gr */
+            if (v->keylayout != 0x409)
             {
-              key = 0xffea;
+              if (msg == 15)  /* if alt-gr is pressed, send a ctl-l release before */
+              {
+                init_stream(s, 8192);
+                out_uint8(s, 4);
+                out_uint8(s, 0); /* release */
+                out_uint8s(s, 2);
+                out_uint32_be(s, 0xffe3); /* ctl-l */
+                error = lib_send(v, s->data, 8);
+                free_stream(s);
+                make_stream(s);
+              }
             }
           }
           else /* left alt */