Errors in log

Seeing this daily in error log.
Server LiteSpeed
PHP version 7.2.7
Server API litespeed
WordPress version 5.2.1
WordPress locale en_US
Options DB table wp_options
Server platform Linux
Memory limit 512M

[11-Jun-2019 05:13:16 UTC] PHP Warning: mysqli_fetch_row() expects parameter 1 to be mysqli_result, boolean given in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1955
[11-Jun-2019 05:13:16 UTC] PHP Fatal error: Uncaught Error: Call to a member function free() on boolean in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php:1956
Stack trace:
#0 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5353): cerber_db_get_var(‘SELECT COUNT(ip…’)
#1 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5289): cerber_error_shield(‘1’)
#2 [internal function]: {closure}()
#3 {main}
thrown in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1956
[11-Jun-2019 05:13:16 UTC] PHP Warning: mysqli_fetch_row() expects parameter 1 to be mysqli_result, boolean given in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1955
[11-Jun-2019 05:13:16 UTC] PHP Fatal error: Uncaught Error: Call to a member function free() on boolean in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php:1956
Stack trace:
#0 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5353): cerber_db_get_var(‘SELECT COUNT(ip…’)
#1 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5289): cerber_error_shield(‘1’)
#2 [internal function]: {closure}()
#3 {main}
thrown in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1956
[11-Jun-2019 05:13:26 UTC] PHP Warning: mysqli_fetch_row() expects parameter 1 to be mysqli_result, boolean given in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1955
[11-Jun-2019 05:13:26 UTC] PHP Fatal error: Uncaught Error: Call to a member function free() on boolean in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php:1956
Stack trace:
#0 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5353): cerber_db_get_var(‘SELECT COUNT(ip…’)
#1 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5289): cerber_error_shield(‘1’)
#2 [internal function]: {closure}()
#3 {main}
thrown in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1956
[11-Jun-2019 05:13:26 UTC] PHP Warning: mysqli_fetch_row() expects parameter 1 to be mysqli_result, boolean given in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1955
[11-Jun-2019 05:13:26 UTC] PHP Fatal error: Uncaught Error: Call to a member function free() on boolean in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php:1956
Stack trace:
#0 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5353): cerber_db_get_var(‘SELECT COUNT(ip…’)
#1 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5289): cerber_error_shield(‘1’)
#2 [internal function]: {closure}()
#3 {main}
thrown in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1956
[11-Jun-2019 05:13:27 UTC] PHP Warning: mysqli_fetch_row() expects parameter 1 to be mysqli_result, boolean given in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1955
[11-Jun-2019 05:13:27 UTC] PHP Fatal error: Uncaught Error: Call to a member function free() on boolean in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php:1956
Stack trace:
#0 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5353): cerber_db_get_var(‘SELECT COUNT(ip…’)
#1 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5289): cerber_error_shield(‘1’)
#2 [internal function]: {closure}()
#3 {main}
thrown in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1956
[11-Jun-2019 05:27:38 UTC] PHP Warning: mysqli_fetch_row() expects parameter 1 to be mysqli_result, boolean given in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1955
[11-Jun-2019 05:27:38 UTC] PHP Fatal error: Uncaught Error: Call to a member function free() on boolean in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php:1956
Stack trace:
#0 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5353): cerber_db_get_var(‘SELECT COUNT(ip…’)
#1 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5289): cerber_error_shield(‘1’)
#2 [internal function]: {closure}()
#3 {main}
thrown in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1956
[11-Jun-2019 05:27:41 UTC] PHP Warning: mysqli_fetch_row() expects parameter 1 to be mysqli_result, boolean given in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1955
[11-Jun-2019 05:27:41 UTC] PHP Fatal error: Uncaught Error: Call to a member function free() on boolean in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php:1956
Stack trace:
#0 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5353): cerber_db_get_var(‘SELECT COUNT(ip…’)
#1 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5289): cerber_error_shield(‘1’)
#2 [internal function]: {closure}()
#3 {main}
thrown in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1956
[11-Jun-2019 05:27:41 UTC] PHP Warning: mysqli_fetch_row() expects parameter 1 to be mysqli_result, boolean given in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1955
[11-Jun-2019 05:27:41 UTC] PHP Fatal error: Uncaught Error: Call to a member function free() on boolean in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php:1956
Stack trace:
#0 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5353): cerber_db_get_var(‘SELECT COUNT(ip…’)
#1 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5289): cerber_error_shield(‘1’)
#2 [internal function]: {closure}()
#3 {main}
thrown in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1956
[11-Jun-2019 05:33:44 UTC] PHP Fatal error: Uncaught Error: Call to a member function fetch_array() on boolean in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php:1904
Stack trace:
#0 /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php(2071): cerber_db_get_row(‘SELECT * FROM w…’)
#1 /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php(2117): cerber_get_set(‘_cerberpush_’, 0, false)
#2 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-lab.php(605): cerber_update_set(‘_cerberpush_’, ‘1’, 0, false, 1560231404)
#3 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5292): cerber_push_lab()
#4 [internal function]: {closure}()
#5 {main}
thrown in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1904
[11-Jun-2019 05:45:59 UTC] PHP Warning: mysqli_fetch_row() expects parameter 1 to be mysqli_result, boolean given in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1955
[11-Jun-2019 05:45:59 UTC] PHP Fatal error: Uncaught Error: Call to a member function free() on boolean in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php:1956
Stack trace:
#0 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5353): cerber_db_get_var(‘SELECT COUNT(ip…’)
#1 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5289): cerber_error_shield(‘1’)
#2 [internal function]: {closure}()
#3 {main}
thrown in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1956
[11-Jun-2019 06:10:19 UTC] PHP Warning: mysqli_fetch_row() expects parameter 1 to be mysqli_result, boolean given in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1955
[11-Jun-2019 06:10:19 UTC] PHP Fatal error: Uncaught Error: Call to a member function free() on boolean in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php:1956
Stack trace:
#0 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5353): cerber_db_get_var(‘SELECT COUNT(ip…’)
#1 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5289): cerber_error_shield(‘1’)
#2 [internal function]: {closure}()
#3 {main}
thrown in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1956
[11-Jun-2019 06:51:33 UTC] PHP Warning: mysqli_fetch_row() expects parameter 1 to be mysqli_result, boolean given in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1955
[11-Jun-2019 06:51:33 UTC] PHP Fatal error: Uncaught Error: Call to a member function free() on boolean in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php:1956
Stack trace:
#0 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5353): cerber_db_get_var(‘SELECT COUNT(ip…’)
#1 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5289): cerber_error_shield(‘1’)
#2 [internal function]: {closure}()
#3 {main}
thrown in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1956
[11-Jun-2019 06:51:46 UTC] PHP Warning: mysqli_fetch_row() expects parameter 1 to be mysqli_result, boolean given in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1955
[11-Jun-2019 06:51:46 UTC] PHP Fatal error: Uncaught Error: Call to a member function free() on boolean in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php:1956
Stack trace:
#0 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5353): cerber_db_get_var(‘SELECT COUNT(ip…’)
#1 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5289): cerber_error_shield(‘1’)
#2 [internal function]: {closure}()
#3 {main}
thrown in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1956
[11-Jun-2019 06:51:46 UTC] PHP Warning: mysqli_fetch_row() expects parameter 1 to be mysqli_result, boolean given in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1955
[11-Jun-2019 06:51:46 UTC] PHP Fatal error: Uncaught Error: Call to a member function free() on boolean in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php:1956
Stack trace:
#0 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5353): cerber_db_get_var(‘SELECT COUNT(ip…’)
#1 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5289): cerber_error_shield(‘1’)
#2 [internal function]: {closure}()
#3 {main}
thrown in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1956
[11-Jun-2019 07:15:04 UTC] PHP Warning: mysqli_fetch_row() expects parameter 1 to be mysqli_result, boolean given in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1955
[11-Jun-2019 07:15:04 UTC] PHP Fatal error: Uncaught Error: Call to a member function free() on boolean in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php:1956
Stack trace:
#0 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5353): cerber_db_get_var(‘SELECT COUNT(ip…’)
#1 /home/nickorti/public_html/wp-content/plugins/wp-cerber/cerber-load.php(5289): cerber_error_shield(‘1’)
#2 [internal function]: {closure}()
#3 {main}
thrown in /home/nickorti/public_html/wp-content/plugins/wp-cerber/common.php on line 1956