禅道从18.2升级到18.8失败

等待一会后，页面直接变空白，没有响应，然后这是MySQL的错误日志的一部分报错

2023-11-27 19:26:43 1 [Warning] Failed to load slave replication state from table mysql.gtid_slave_pos: 1932: Table 'mysql.gtid_slave_pos' doesn't exist in engine

2023-11-27 19:26:47 3 [ERROR] InnoDB: Table `mysql`.`innodb_table_stats` not found.

2023-11-27 19:14:15 94 [ERROR] InnoDB: Cannot create file './zentao/zt_privlang.ibd'
2023-11-27 19:14:15 94 [ERROR] InnoDB: Operating system error number 17 in a file operation.
2023-11-27 19:14:15 94 [ERROR] InnoDB: Error number 17 means 'File exists'
2023-11-27 19:14:15 94 [Note] InnoDB: Some operating system error numbers are described at https://mariadb.com/kb/en/library/operating-system-error-codes/
2023-11-27 19:14:15 94 [Note] InnoDB: The file './zentao/zt_privrelation.ibd' already exists though the corresponding table did not exist in the InnoDB data dictionary. You can resolve the problem by removing the file.
请问有什么解决思路可以提供一下嘛

是否有升级前做的数据库的备份文件，可以进入数据库中删除现在的zentao库，重建，然后导入备份的sql文件，重新升级；

注意升级过程中的按钮不要点击多次。