使用华为U8860测试时出现“Unable to open log device '/dev/log/main': No such file or directory”

这是因为华为默认禁掉了log输出, 解决办法:

拨号: *#*#2846579#*#*
会显示工程菜单,
Go to "ProjectMenu" -> "Background Setting" -> "Log Setting"

Open "Log switch" and set it to ON.
Open "Log level setting" and set the log level you wish.