Back up error with snapshot pro

Hi,
When I click on "Backup now", I get the following error msg;

Aw shucks, something went wrong :( Instead of the beautiful response we expected, we got this:

Warning:  scandir(/homepages/12/d93492271/htdocs/enlaces2): failed to open dir: Permission denied in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 514

Warning:  scandir(): (errno 13): Permission denied in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 514

Warning:  array_diff(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 514

Warning:  Invalid argument supplied for foreach() in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 517

Warning:  scandir(/homepages/12/d93492271/htdocs/noti/enlinea/wp2pdf-0.4.2): failed to open dir: Permission denied in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 514

Warning:  scandir(): (errno 13): Permission denied in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 514

Warning:  array_diff(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 514

Warning:  Invalid argument supplied for foreach() in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 517

Warning:  array_merge(): Argument #2 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #2 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  scandir(/homepages/12/d93492271/htdocs/otrasweb/elmakom): failed to open dir: Permission denied in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 514

Warning:  scandir(): (errno 13): Permission denied in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 514

Warning:  array_diff(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 514

Warning:  Invalid argument supplied for foreach() in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 517

Warning:  array_merge(): Argument #2 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  scandir(/homepages/12/d93492271/htdocs/privado0000): failed to open dir: Permission denied in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 514

Warning:  scandir(): (errno 13): Permission denied in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 514

Warning:  array_diff(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 514

Warning:  Invalid argument supplied for foreach() in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 517

Warning:  array_merge(): Argument #2 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  array_merge(): Argument #1 is not an array in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Helper/Utility.php on line 528

Warning:  Invalid argument supplied for foreach() in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Model/Fileset/Full.php on line 17

Warning:  array_values() expects parameter 1 to be array, null given in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Model/Fileset/Full.php on line 21

Warning:  array_filter() expects parameter 1 to be array, null given in /homepages/12/d93492271/htdocs/wp-content/plugins/snapshot/lib/Snapshot/Model/Fileset/Full.php on line 21

{"done":false}

How I can solve this and get the back up done ?
Thanks in advance.