mysql无法启动了

cjmmike

bin/mysql_install_db --user=mysql
Installing all prepared tables
/usr/local/mysql/libexec/mysqld: File './NJ-NS-1-bin.index' not found (Errcode: 13)
080910 10:02:14 [ERROR] Could not use NJ-NS-1-bin for logging (error 13). Turning logging off for the whole duration of the MySQL server process. To turn it on again: fix the cause, shutdown the MySQL server and restart it.
080910 10:02:14 [ERROR] Aborting

080910 10:02:14 [Note] /usr/local/mysql/libexec/mysqld: Shutdown complete

Installation of system tables failed!

denniswwh

把NJ-NS-1-bin.*删除再试试

cjmmike

可以了，这是为什么呢？