--- a/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.graph/src/org/graalvm/compiler/graph/NodeClass.java	Thu Jul 25 11:44:37 2019 -0700
+++ b/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.graph/src/org/graalvm/compiler/graph/NodeClass.java	Thu Jul 25 17:35:58 2019 -0400
@@ -126,7 +126,7 @@
             field.setAccessible(true);
             return (NodeClass<T>) field.get(null);
         } catch (IllegalArgumentException | IllegalAccessException | NoSuchFieldException | SecurityException e) {
-            throw new RuntimeException(e);
+            throw new RuntimeException("Could not load Graal NodeClass TYPE field for " + clazz, e);
         }
     }