Index: trunk/scripts/BuildProjectionDefinitions.java
===================================================================
--- trunk/scripts/BuildProjectionDefinitions.java	(revision 9413)
+++ trunk/scripts/BuildProjectionDefinitions.java	(revision 9532)
@@ -42,4 +42,5 @@
     private static int noJosm = 0;
     private static int noProj4 = 0;
+    private static int noOmercNoBounds = 0;
 
     /**
@@ -93,4 +94,7 @@
             System.out.println("   in particular: " + baseProjectionMap);
             System.out.println(String.format(" * requires data file for datum conversion: %d entries", noDatumgrid));
+            if (noOmercNoBounds > 0) {
+                System.out.println(String.format(" * projection is Oblique Mercator (requires bounds), but no bounds specified: %d entries", noOmercNoBounds));
+            }
             System.out.println();
             System.out.println(String.format("written %d entries from %s", noJosm, JOSM_EPSG_FILE));
@@ -164,4 +168,9 @@
             noDatumgrid++;
         }
+        
+        if (result && "omerc".equals(proj) && !parameters.containsKey(CustomProjection.Param.bounds.key)) {
+            result = false;
+            noOmercNoBounds++;
+        }
 
         return result;