Index: trunk/doc/developer/io_lihata_ver.html
===================================================================
--- trunk/doc/developer/io_lihata_ver.html	(revision 19540)
+++ trunk/doc/developer/io_lihata_ver.html	(revision 19541)
@@ -82,7 +82,9 @@
 
 	<H3> v6 </H3>
 	Used from board v6. Features new layer type: PCB_LYT_MECH and
-	new pad shape: hshadow.
+	new pad shape: hshadow. When saving PCB_THERMAL_NOSHAPE, mark
+	it explicitly by writing "noshape" instead of just leaving the
+	thermal shape empty.
 
 </body>
 </html>
Index: trunk/doc/developer/lihata_format/comm_data.lht
===================================================================
--- trunk/doc/developer/lihata_format/comm_data.lht	(revision 19540)
+++ trunk/doc/developer/lihata_format/comm_data.lht	(revision 19541)
@@ -35,7 +35,7 @@
 											ha:round      = { valtype=none;  desc={ shape: rounded edge fingers }}
 											ha:sharp      = { valtype=none;  desc={ shape: sharp edge fingers }}
 											ha:solid      = { valtype=none;  desc={ shape: no thermal relief, solid connection without clearance }}
-											ha:noshape    = { valtype=none;  desc={ shape: special: omit copper shape of the padstack on this layer }}
+											ha:noshape    = { valtype=none;  ver={>=6} desc={ shape: special: omit copper shape of the padstack on this layer }}
 										}
 									}
 								}