Paceman S Sreesanth has been warned by the BCCI for raking up the 2008 'slapgate' issue through a social networking website. The Rajasthan Royals paceman has been told that if he repeats it again, he will be issued a show cause notice, according to an IPL source.The BCCI has also warned Virat Kohli and Gautam Gambhir for their angry outburst at each other during an IPL match between Kolkata Knight Riders and Royal Challengers Bangalore early this week.