You can follow below steps to resolve this error, this error occur while running query in phpmyadmin.
	
		
	
		
	
	
	
		
								- First you need root access to resolve this error.
 - With root access you can make changes in configuration file with below command:
 
		Code:
	
	vi /etc/my.cnf
	- You have to add below line in this file:
 
		Code:
	
	event_scheduler = 1
	- Now save this file.
 - You can also enter below line in SQL tab:
 
		Code:
	
	'SET GLOBAL event_scheduler = ON;'