diff --git a/src/core/document.js b/src/core/document.js
index 69524e480..716b9a21d 100644
--- a/src/core/document.js
+++ b/src/core/document.js
@@ -467,6 +467,9 @@ var PDFDocument = (function PDFDocumentClosure() {
           }
         }
       } catch (ex) {
+        if (ex instanceof MissingDataException) {
+          throw ex;
+        }
         info('Something wrong with AcroForm entry');
         this.acroForm = null;
       }
diff --git a/src/core/obj.js b/src/core/obj.js
index c17da2c67..577631801 100644
--- a/src/core/obj.js
+++ b/src/core/obj.js
@@ -104,6 +104,9 @@ var Catalog = (function CatalogClosure() {
           try {
             metadata = stringToUTF8String(bytesToString(stream.getBytes()));
           } catch (e) {
+            if (e instanceof MissingDataException) {
+              throw e;
+            }
             info('Skipping invalid metadata.');
           }
         }