modified: README.md

README.md

@@ -45,6 +45,15 @@ docker plugin install rclone/docker-volume-rclone:amd64 args="-v" --alias rclone
 docker plugin list
 ```
 
+if error when enabling plugin.  
+*"rclone.sock: connect: no such file or directory"*  
+remove existing cache.  
+
+```bash
+ rm -r /var/lib/docker-plugins/rclone/cache
+ mkdir -p /var/lib/docker-plugins/rclone/cache
+```
+
 [ansible role for plugin configuration](./rclone.docker-plugin.playbook.yaml)
 
 ### nginx