Fix array operator creating array of type error.

Assets/Cryville/Crtr/PdtEvaluator.cs

@@ -280,6 +280,7 @@ namespace Cryville.Crtr {
 			protected override void Execute() {
 				var o0 = GetOperand(0);
 				int type = o0.Type;
+				if (type == PdtInternalType.Error) throw new InvalidOperationException("Error");
 				int len = o0.Length;
 				bool blit = !IsBlittable(type);
 				for (var i = 1; i < LoadedOperandCount; i++) {