Debug "unexpected output" During Plugin Activation

plugin banner

Debug Tool for "The plugin generated ### characters of unexpected output during activation." error messages

Author:David Wells (profile at
WordPress version required:3.5
WordPress version tested:3.6.1
Plugin version:1.9.1
Added to WordPress repository:25-09-2013
Last updated:19-11-2013
Warning! This plugin has not been updated in over 2 years. It may no longer be maintained or supported and may have compatibility issues when used with more recent versions of WordPress.
Rating, %:100
Rated by:38
Plugin URI:
Total downloads:6 255
Active installs:90+
plugin download
Click to start download

This developer plugin allows for easy debugging of those ambiguous "The plugin generated ### 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." Hope it helps you solve your headaches!