Error: Error: MySQL server has gone away<br/>Error No: 2006<br/>SELECT * FROM `oc_currency`
File: /var/www/html/system/library/db/mysqli.php
Line: 122

Backtrace: 0
File: /var/www/html/system/library/db.php
Line: 63
Class: Opencart\System\Library\DB\MySQLi
Function: query

Backtrace: 1
File: /var/www/html/system/library/cart/currency.php
Line: 31
Class: Opencart\System\Library\DB
Function: query

Backtrace: 2
File: /var/www/html/catalog/controller/startup/currency.php
Line: 49
Class: Opencart\System\Library\Cart\Currency
Function: __construct

Backtrace: 3
File: /var/www/html/system/engine/action.php
Line: 96
Class: Opencart\Catalog\Controller\Startup\Currency
Function: index

Backtrace: 4
File: /var/www/html/system/framework.php
Line: 208
Class: Opencart\System\Engine\Action
Function: execute

Backtrace: 5
File: /var/www/html/index.php
Line: 20
Function: require_once

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<b>Fatal error</b>:  Uncaught Exception: Error: MySQL server has gone away&lt;br/&gt;Error No: 2006&lt;br/&gt;REPLACE INTO `oc_session` SET `session_id` = '8f21cfb343a5b896a197f72fe5', `data` = '{\&quot;currency\&quot;:\&quot;AZN\&quot;,\&quot;jrv\&quot;:[13065,9893,60733,177485,30722,125620,15097,129687,139639,24288,42219,67185,39386,25292,6132,66881,17170,74468,169740,88269],\&quot;review_token\&quot;:\&quot;1308937446aa3acddd329d7d0b62c1dd\&quot;,\&quot;api_id\&quot;:\&quot;journal3_popup_df9b56c0eb\&quot;,\&quot;upload_token\&quot;:\&quot;ab122fdddbccefaa8fef9b0ef6820c8c\&quot;}', `expire` = '2025-11-12 19:58:55' in /var/www/html/system/library/db/mysqli.php:122
Stack trace:
#0 /var/www/html/system/library/db.php(63): Opencart\System\Library\DB\MySQLi-&gt;query('REPLACE INTO `o...')
#1 /var/www/html/system/library/session/db.php(63): Opencart\System\Library\DB-&gt;query('REPLACE INTO `o...')
#2 /var/www/html/system/library/session.php(89): Opencart\System\Library\Session\DB-&gt;write('8f21cfb343a5b89...', Array)
#3 [internal function]: Opencart\System\Library\Session-&gt;close()
#4 {main}
  thrown in <b>/var/www/html/system/library/db/mysqli.php</b> on line <b>122</b><br />