My plugin failed to start

My plugin failed to start and even if i reload, it fail !
the logs : https://pastebin.com/5bcLhvqf
my plugin (my plugin is just a test) :

Your plugins is under the wrong package, it’s looking for
fr.enderfulgur.monplugin.Main
and you have it in the package
fr.enderfulgur.plugin.Main
Please keep in mind your own package name.

xD i am so confused ! i have to sleep a little bit more … TY