CANADA STOCKS-TSX set to open higher after Friday's rare shutdown

April 30 (Reuters) - Stock futures pointed to a higher opening for Canada's main stock index on Monday after the world's sixth largest exchange was forced to halt trading on Friday due to an outage. June futures on the S&P TSX index were up 0.27 percent at 7:15 a.m. ET. The operator of Canada's stock exchange said over the weekend that it had fixed the error that halted the market for several hours on Friday afternoon. The Toronto Stock Exchange's S&P/TSX Com