diff --git a/infer/src/java/jClasspath.ml b/infer/src/java/jClasspath.ml
index 081f484e5..ce606f10b 100644
--- a/infer/src/java/jClasspath.ml
+++ b/infer/src/java/jClasspath.ml
@@ -176,6 +176,7 @@ let load_sources_and_classes () =
       | JVerbose.Classpath parsed_paths ->
           loop parsed_paths roots sources classes
     with
+    | JBasics.Class_structure_error _
     | Parsing.Parse_error
     | Invalid_argument _
     | Failure "lexing: empty token" -> loop paths roots sources classes
@@ -255,9 +256,11 @@ let collect_classes classmap jar_filename =
   let classpath = Javalib.class_path jar_filename in
   let collect classmap cn =
     JBasics.ClassMap.add cn (Javalib.get_class classpath cn) classmap in
-  let classes = IList.fold_left collect classmap (extract_classnames [] jar_filename) in
-  Javalib.close_class_path classpath;
-  classes
+  try
+    let classes = IList.fold_left collect classmap (extract_classnames [] jar_filename) in
+    Javalib.close_class_path classpath;
+    classes
+  with JBasics.Class_structure_error _ -> classmap
 
 
 let load_program classpath classes =