Could not load pluginsBlockCount-10-SNAPSHOTjar in folder pluginsorgbukkitpluginInvalidPluginException Cannot find main class comexampleBlockCountMain at orgbukkitpluginjavaPluginClassLoaderini

This error message suggests that the plugin BlockCount-1.0-SNAPSHOT.jar could not be loaded because the main class com.example.BlockCount.Main could not be found. This could be due to a missing or incorrect plugin configuration file, or an issue with the plugin code itself. You may need to check the plugin documentation or contact the plugin developer for assistance in resolving this issue.