Ingestion Transport Error

When I press ingest I get this error

transport error – HTTP status code was not 200Problem Ingesting the post name at line 1 of sample_attachment-from-url.csv

Here is the debug.

Array
(
    [post_id] =>
    [function] => wp.newPost
    [args] => Array
        (
            [post_id] =>
            [post_title] => the post name
            [post_type] => post
            [terms_names] =>
            [terms] =>
            [post_status] => pending
            [post_author] =>
            [post_password] =>
            [post_excerpt] =>
            [post_date] =>
            [post_date_gmt] =>
            [post_thumbnail] =>
            [comment_status] =>
            [ping_status] =>
            [post_format] =>
            [enclosure] =>
            [post_parent] =>
            [menu_order] =>
            [attachments] => http://exper.3drecursions.com/apo/it_doesnt_mean_anything.jpg
            [post_content] => the post description
        )

)
POST /wp-content/plugins/supraCsvPremium//xmlrpc/supra_xmlrpc.php HTTP/1.0
Host: test.studentlife.com.cy
Content-Type: text/xml
User-Agent: The Incutio XML-RPC PHP Library
Content-Length: 1928

<?xml version="1.0"?>
<methodCall>
<methodName>wp.newPost</methodName>
<params>
<param><value><string></string></value></param>
<param><value><struct>
  <member><name>post_id</name><value><string></string></value></member>
  <member><name>post_title</name><value><string>the post name</string></value></member>
  <member><name>post_type</name><value><string>post</string></value></member>
  <member><name>terms_names</name><value><string></string></value></member>
  <member><name>terms</name><value><string></string></value></member>
  <member><name>post_status</name><value><string>pending</string></value></member>
  <member><name>post_author</name><value><string></string></value></member>
  <member><name>post_password</name><value><string></string></value></member>
  <member><name>post_excerpt</name><value><string></string></value></member>
  <member><name>post_date</name><value><string></string></value></member>
  <member><name>post_date_gmt</name><value><string></string></value></member>
  <member><name>post_thumbnail</name><value><string></string></value></member>
  <member><name>comment_status</name><value><string></string></value></member>
  <member><name>ping_status</name><value><string></string></value></member>
  <member><name>post_format</name><value><string></string></value></member>
  <member><name>enclosure</name><value><string></string></value></member>
  <member><name>post_parent</name><value><string></string></value></member>
  <member><name>menu_order</name><value><string></string></value></member>
  <member><name>attachments</name><value><string>http://exper.3drecursions.com/apo/it_doesnt_mean_anything.jpg</string></value></member>
  <member><name>post_content</name><value><string>the post description</string></value></member>
</struct></value></param>
</params></methodCall>

https://wordpress.org/plugins/supra-csv-parser/