diff -r 189942cdf585 -r 0e6577980181 src/share/classes/com/sun/tools/doclets/internal/toolkit/Content.java
--- a/src/share/classes/com/sun/tools/doclets/internal/toolkit/Content.java	Wed Aug 28 15:40:33 2013 -0700
+++ b/src/share/classes/com/sun/tools/doclets/internal/toolkit/Content.java	Thu Aug 29 11:41:20 2013 -0700
@@ -55,7 +55,7 @@
             write(out, true);
         } catch (IOException e) {
             // cannot happen from StringWriter
-            throw new DocletAbortException();
+            throw new DocletAbortException(e);
         }
         return out.toString();
     }