I attempted upgrade this morning 10/11. Server error log shows these errors, all from previous days.
[Mon Sep 06 19:04:04.039003 2021] [access_compat:error] [pid 3345:tid 47787809580800] [client 193.19.109.58:28203] AH01797: client denied by server configuration: /home/sewnsails/public_html/AbanteCart/admin/customers.php
[Mon Sep 06 15:43:06.606391 2021] [access_compat:error] [pid 22662:tid 47787817985792] [client 193.19.109.58:13481] AH01797: client denied by server configuration: /home/sewnsails/public_html/AbanteCart/admin/customers.php
[Mon Sep 06 15:14:02.646683 2021] [access_compat:error] [pid 25308:tid 47787807479552] [client 193.19.109.58:23691] AH01797: client denied by server configuration: /home/sewnsails/public_html/AbanteCart/admin/customers.php
[Sat Sep 04 08:42:10.615654 2021] [access_compat:error] [pid 8876:tid 47787907520256] [client 154.6.20.126:13947] AH01797: client denied by server configuration: /home/sewnsails/public_html/AbanteCart/admin/customers.php
AbanteCart Error log for 10/11 is:
[11-Oct-2021 12:27:25 UTC] PHP Parse error: syntax error, unexpected ':', expecting ';' or '{' in /home/sewnsails/public_html/AbanteCart/core/lib/PaymentHandlerInterface.php on line 22
[11-Oct-2021 12:27:45 UTC] PHP Parse error: syntax error, unexpected ':', expecting ';' or '{' in /home/sewnsails/public_html/AbanteCart/core/lib/PaymentHandlerInterface.php on line 22
[11-Oct-2021 12:28:42 UTC] PHP Parse error: syntax error, unexpected ':', expecting ';' or '{' in /home/sewnsails/public_html/AbanteCart/core/lib/PaymentHandlerInterface.php on line 22
[11-Oct-2021 12:28:46 UTC] PHP Parse error: syntax error, unexpected ':', expecting ';' or '{' in /home/sewnsails/public_html/AbanteCart/core/lib/PaymentHandlerInterface.php on line 22
[11-Oct-2021 12:29:01 UTC] PHP Parse error: syntax error, unexpected ':', expecting ';' or '{' in /home/sewnsails/public_html/AbanteCart/core/lib/PaymentHandlerInterface.php on line 22
[11-Oct-2021 12:29:09 UTC] PHP Parse error: syntax error, unexpected ':', expecting ';' or '{' in /home/sewnsails/public_html/AbanteCart/core/lib/PaymentHandlerInterface.php on line 22
[11-Oct-2021 12:32:24 UTC] PHP Parse error: syntax error, unexpected ':', expecting ';' or '{' in /home/sewnsails/public_html/AbanteCart/core/lib/PaymentHandlerInterface.php on line 22
[11-Oct-2021 12:32:49 UTC] PHP Parse error: syntax error, unexpected ':', expecting ';' or '{' in /home/sewnsails/public_html/AbanteCart/core/lib/PaymentHandlerInterface.php on line 22
[11-Oct-2021 12:33:43 UTC] PHP Parse error: syntax error, unexpected ':', expecting ';' or '{' in /home/sewnsails/public_html/AbanteCart/core/lib/PaymentHandlerInterface.php on line 22
[11-Oct-2021 12:37:32 UTC] PHP Parse error: syntax error, unexpected ':', expecting ';' or '{' in /home/sewnsails/public_html/AbanteCart/core/lib/PaymentHandlerInterface.php on line 22
[11-Oct-2021 12:45:34 UTC] PHP Parse error: syntax error, unexpected ':', expecting ';' or '{' in /home/sewnsails/public_html/AbanteCart/core/lib/PaymentHandlerInterface.php on line 22
[11-Oct-2021 13:13:51 UTC] PHP Parse error: syntax error, unexpected ':', expecting ';' or '{' in /home/sewnsails/public_html/AbanteCart/core/lib/PaymentHandlerInterface.php on line 22
[11-Oct-2021 13:15:19 UTC] PHP Parse error: syntax error, unexpected ':', expecting ';' or '{' in /home/sewnsails/public_html/AbanteCart/core/lib/PaymentHandlerInterface.php on line 22
[11-Oct-2021 13:21:48 UTC] PHP Parse error: syntax error, unexpected ':', expecting ';' or '{' in /home/sewnsails/public_html/AbanteCart/core/lib/PaymentHandlerInterface.php on line 22
[11-Oct-2021 13:58:02 UTC] PHP Parse error: syntax error, unexpected ':', expecting ';' or '{' in /home/sewnsails/public_html/AbanteCart/core/lib/PaymentHandlerInterface.php on line 22
[11-Oct-2021 13:58:08 UTC] PHP Parse error: syntax error, unexpected ':', expecting ';' or '{' in /home/sewnsails/public_html/AbanteCart/core/lib/PaymentHandlerInterface.php on line 22
[11-Oct-2021 13:58:21 UTC] PHP Parse error: syntax error, unexpected ':', expecting ';' or '{' in /home/sewnsails/public_html/AbanteCart/core/lib/PaymentHandlerInterface.php on line 22
[11-Oct-2021 14:40:01 UTC] PHP Parse error: syntax error, unexpected ':', expecting ';' or '{' in /home/sewnsails/public_html/AbanteCart/core/lib/PaymentHandlerInterface.php on line 22
[11-Oct-2021 14:46:30 UTC] PHP Parse error: syntax error, unexpected ':', expecting ';' or '{' in /home/sewnsails/public_html/AbanteCart/core/lib/PaymentHandlerInterface.php on line 22
[11-Oct-2021 14:46:51 UTC] PHP Parse error: syntax error, unexpected ':', expecting ';' or '{' in /home/sewnsails/public_html/AbanteCart/core/lib/PaymentHandlerInterface.php on line 22
[11-Oct-2021 14:46:57 UTC] PHP Parse error: syntax error, unexpected ':', expecting ';' or '{' in /home/sewnsails/public_html/AbanteCart/core/lib/PaymentHandlerInterface.php on line 22
[11-Oct-2021 14:55:07 UTC] PHP Parse error: syntax error, unexpected ':', expecting ';' or '{' in /home/sewnsails/public_html/AbanteCart/core/lib/PaymentHandlerInterface.php on line 22