"There was a mistake at one of the stages of preparation of the product, which led to a damage of the missile at its exit from the pit and subsequent deviation of a missile and warheads from the desired path," the source said. He also said there were no claims against the manufacturer of the missile.

Read alsoThe Telegraph: Britain calls in French to hunt Russian sub lurking off ScotlandOn November 14, the Vladimir Monomakh ballistic missile submarine carried out a missile launch from the White Sea. On the same day, the press service of the Russian military department said that the launch had gone smooth. Later, sources close to the Defense Ministry, said that the launch turned out to be partially unsuccessful, since the first of the two missiles had not fully fulfilled the mission.