执行免密登陆这一步弹出来这个，是什么意思啊？
2020-08-01T02:17:33.979063Z 0 [System] [MY-010116] [Server] C:\Program Files\MyS
QL\MySQL Server 8.0\bin\mysqld.exe (mysqld 8.0.21) starting as process 7392
2020-08-01T02:17:33.989061Z 0 [Warning] [MY-010091] [Server] Can't create test f
ile C:\Program Files\MySQL\MySQL Server 8.0\data\mysqld_tmp_file_case_insensitiv
e_test.lower-test
2020-08-01T02:17:33.989062Z 0 [Warning] [MY-010091] [Server] Can't create test f
ile C:\Program Files\MySQL\MySQL Server 8.0\data\mysqld_tmp_file_case_insensitiv
e_test.lower-test
2020-08-01T02:17:33.989063Z 0 [ERROR] [MY-013276] [Server] Failed to set datadir
to 'C:\Program Files\MySQL\MySQL Server 8.0\data\' (OS errno: 2 - No such file
or directory)
2020-08-01T02:17:33.989064Z 0 [ERROR] [MY-010119] [Server] Aborting
2020-08-01T02:17:33.989066Z 0 [System] [MY-010910] [Server] C:\Program Files\MyS
QL\MySQL Server 8.0\bin\mysqld.exe: Shutdown complete (mysqld 8.0.21) MySQL Com
munity Server - GPL.
