diff -ur grub-2.02~beta3_o/grub-core/commands/loadenv.c grub-2.02~beta3_n/grub-core/commands/loadenv.c
--- grub-2.02~beta3_o/grub-core/commands/loadenv.c	2016-02-18 06:15:11.000000000 +0000
+++ grub-2.02~beta3_n/grub-core/commands/loadenv.c	2016-07-10 11:41:13.870680390 +0100
@@ -285,7 +285,8 @@
   if (total_length != grub_file_size (file))
     {
       /* Maybe sparse, unallocated sectors. No way in GRUB.  */
-      return grub_error (GRUB_ERR_BAD_FILE_TYPE, "sparse file not allowed");
+      /*return grub_error (GRUB_ERR_BAD_FILE_TYPE, "sparse file not allowed")*/
+       return GRUB_ERR_NONE;
     }
 
   /* One more sanity check. Re-read all sectors by blocklists, and compare