041339 was an accident report regarding an incident on Level 15, Sector G, in the city of Morjanssik on the planet Dac. Twenty Q-4 Borer Droids malfunctioned, causing structural instability in several mining tunnels; tunnels C and D collapsed due to vibrations caused by tunnelling equipment. Four workers were killed and three injured during the accident, and financial losses were estimated at over 20,000 credits. Operations on level 15 were suspended until sector G could be sealed off. Reports from technicians to security stated that the droids acted in a coordinate pattern that suggested they had been tampered with.