fix mining can not stop bug
fix mining can not stop bug


Former-commit-id: 29c2b8edd30551dbbabc489fee6be61c502f8c76 [formerly a07330249bb7278ed052e3e805ca3ef6eb0bfb93]
Former-commit-id: 0799231f1d728a1aee69d26df656713aa5c42acd
SoyPay/dacrs,SoyPay/dacrs,SoyPay/dacrs,SoyPay/dacrs