Defender generating errors in server error log

Siteground hosting have told us we are getting errors generated by plugin defender

Here is the error log

[Mon Nov 14 06:50:56.132714 2016] [access_compat:error] [pid 18942] [client 141.101.104.238:51608] AH01797: client denied by server configuration: /home/public_html/wp-content/uploads/defender-access-test.php, referer: http://www.site.com/wp-content/uploads/defender-access-test.php
[Mon Nov 14 06:50:55.987389 2016] [access_compat:error] [pid 19385] [client 141.101.104.238:51582] AH01797: client denied by server configuration: /home/public_html/wp-content/index.php, referer: http://www.site.com/wp-content/index.php
[Mon Nov 14 06:50:55.610099 2016] [access_compat:error] [pid 18943] [client 141.101.104.238:51554] AH01797: client denied by server configuration: /home/public_html/wp-includes/wp-db.php, referer: http://www.site.com/wp-includes/wp-db.php
[Mon Nov 14 06:29:42.795353 2016] [access_compat:error] [pid 19383] [client 141.101.104.238:49216] AH01797: client denied by server configuration: /home/public_html/wp-content/uploads/defender-access-test.php, referer: http://www.site.com/wp-content/uploads/defender-access-test.php
[Mon Nov 14 06:29:42.641329 2016] [access_compat:error] [pid 18942] [client 141.101.104.238:49194] AH01797: client denied by server configuration: /home/public_html/wp-content/index.php, referer: http://www.site.com/wp-content/index.php
[Mon Nov 14 06:29:41.856563 2016] [access_compat:error] [pid 18940] [client 141.101.104.238:49136] AH01797: client denied by server configuration: /home/public_html/wp-includes/wp-db.php, referer: http://www.site.com/wp-includes/wp-db.php
[Mon Nov 14 06:27:17.741468 2016] [access_compat:error] [pid 18941] [client 141.101.104.238:45388] AH01797: client denied by server configuration: /home/public_html/wp-content/uploads/defender-access-test.php, referer: http://www.site.com/wp-content/uploads/defender-access-test.php
[Mon Nov 14 06:27:17.528382 2016] [access_compat:error] [pid 18940] [client 141.101.104.238:45338] AH01797: client denied by server configuration: /home/public_html/wp-content/index.php, referer: http://www.site.com/wp-content/index.php
[Mon Nov 14 06:27:16.907941 2016] [access_compat:error] [pid 18942] [client 141.101.104.238:45184] AH01797: client denied by server configuration: /home//public_html/wp-includes/wp-db.php, referer: http://www.site.com/wp-includes/wp-db.php
[Mon Nov 14 06:20:40.048559 2016] [access_compat:error] [pid 19385] [client 141.101.104.238:46718] AH01797: client denied by server configuration: /home//public_html/wp-content/uploads/defender-access-test.php, referer: http://www.site.com/wp-content/uploads/defender-access-test.php
[Mon Nov 14 06:20:39.918387 2016] [access_compat:error] [pid 19383] [client 141.101.104.238:46706] AH01797: client denied by server configuration: /home//public_html/wp-content/index.php, referer: http://www.site.com/wp-content/index.php
[Mon Nov 14 06:20:39.311231 2016] [access_compat:error] [pid 18941] [client 141.101.104.238:46646] AH01797: client denied by server configuration: /home//public_html/wp-includes/wp-db.php, referer: http://www.site.com/wp-includes/wp-db.php