快速架站程序：
您的上网方式：主机壳99元虚拟主机
您安装的程序： Apache2.4.43 + php7.4.3 + MySQL5.7.29
您的 phpBB 版本：phpBB 3.3.2
您的域名：strawberry.tw
您的 phpBB 网址：https://www.strawberry.tw/
显于启用成功后还是在安装扩展功能那一栏，然后再次启用后出现以下错误代码
代码： 全选
SQL ERROR [ mysqli ]
Duplicate entry 'vse/dbtool' for key 'ext_name' [1062]
SQL
INSERT INTO les1219_ext (ext_name, ext_active, ext_state) VALUES ('vse/dbtool', 1, 'b:0;')
BACKTRACE
FILE: (not given by php)
LINE: (not given by php)
CALL: msg_handler()
FILE: [ROOT]/phpbb/db/driver/driver.php
LINE: 1023
CALL: trigger_error()
FILE: [ROOT]/phpbb/db/driver/mysqli.php
LINE: 195
CALL: phpbb\db\driver\driver->sql_error()
FILE: [ROOT]/phpbb/db/driver/factory.php
LINE: 345
CALL: phpbb\db\driver\mysqli->sql_query()
FILE: [ROOT]/phpbb/extension/manager.php
LINE: 179
CALL: phpbb\db\driver\factory->sql_query()
FILE: [ROOT]/phpbb/extension/manager.php
LINE: 241
CALL: phpbb\extension\manager->update_state()
FILE: [ROOT]/includes/acp/acp_extensions.php
LINE: 209
CALL: phpbb\extension\manager->enable_step()
FILE: [ROOT]/includes/functions_module.php
LINE: 676
CALL: acp_extensions->main()
FILE: [ROOT]/adm/index.php
LINE: 81
CALL: p_master->load_active()
解决方法用FTP在phpbb所在目录中删除/cache/production里边的全部文件便可以成功启用(删除扩展同样方法便可以成功删除)