panic: cannot read "../../sampledata_ru/20200527/13/3759273614549056377.html"

goroutine 5773 [running]:
_/home/ec2-user/environment/cluster2/cluster2/newsDetect.NewsCommand.func1.1(0xc00012bbf0, 0xc000121ea0, 0xc000121ec0, 0xc000726300, 0x5b)
	/home/ec2-user/environment/cluster2/cluster2/newsDetect/newsCommand.go:64 +0x876
created by _/home/ec2-user/environment/cluster2/cluster2/newsDetect.NewsCommand.func1
	/home/ec2-user/environment/cluster2/cluster2/newsDetect/newsCommand.go:58 +0x18a