Did anything go wrong with interlocking system function that lead to Odisha train accident?

Did anything go wrong with interlocking system function that lead to Odisha train accident?

Image Source : AP

Railways said its system is error-proof but did not rule out the possibility of outside intervention

Image Source : AP

It means that even if it fails, all the signals will turn red and all train operations will stop.

Image Source : AP

"It could be that someone has done some digging without seeing the cables", Rail official.

Video Source : "It could be that someone has done some

Railway officials virtually ruled out driver error and system malfunction.

Video Source : AP

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