diff --git a/jbatch/src/main/java/org/apache/batchee/container/impl/controller/chunk/ExceptionConfig.java b/jbatch/src/main/java/org/apache/batchee/container/impl/controller/chunk/ExceptionConfig.java
index 25b67fc..1e5b314 100644
--- a/jbatch/src/main/java/org/apache/batchee/container/impl/controller/chunk/ExceptionConfig.java
+++ b/jbatch/src/main/java/org/apache/batchee/container/impl/controller/chunk/ExceptionConfig.java
@@ -88,9 +88,9 @@
                     }
                 }
             } catch (final ClassNotFoundException cnfe) {
-                // no-op
+                throw new BatchContainerRuntimeException("Cannot load class defined in the batch jobs XML: " + exClassName, cnfe);
             } catch (final NoClassDefFoundError ncdfe) {
-                // no-op
+                throw new BatchContainerRuntimeException("Cannot load parts of the class defined in the batch jobs XML: " + exClassName, ncdfe);
             }
         }