The plugin generated 2 characters of unexpected output during activation.
自己开发的插件,激活时出现以下错误: The plugin generated 2 characters of […]
自己开发的插件,激活时出现以下错误:
The plugin generated 2 characters of unexpected output during activation. If you notice “headers already sent” messages, problems with syndication feeds or other issues, try deactivating or removing this plugin.
后来发现,在两个php文件的开头各有一个空格,删掉之后,就没事了。