mysql5.7绿色版初始化initialize报错Unable to create temporary file； errno: 2

2022-01-21T12:47:32.081059Z 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timestamp server option (see documentation for more details).
2022-01-21T12:47:32.127936Z 0 [ERROR] InnoDB: Unable to create temporary file; errno: 2
2022-01-21T12:47:32.133795Z 0 [ERROR] InnoDB: Plugin initialization aborted with error Generic error
2022-01-21T12:47:32.140632Z 0 [ERROR] Plugin 'InnoDB' init function returned error.
2022-01-21T12:47:32.144538Z 0 [ERROR] Plugin 'InnoDB' registration as a STORAGE ENGINE failed.
2022-01-21T12:47:32.145515Z 0 [ERROR] Failed to initialize builtin plugins.
2022-01-21T12:47:32.146491Z 0 [ERROR] Aborting
 

尝试不要安装到C盘！

尝试指定或不指定tmpdir目录！

尝试管理员身份执行命令！