Economic gloom in Europe and lack of movement in China add to charges on rail projects and solar unit sale setback to hit German group’s projections

The 33 per cent share deal worth €712m agreed with Greek and eastern European investors will be the country’s largest state asset sale to date

The warning comes after the share price of Barrick Gold fell to a 20-year low last week, losing its crown as the world’s largest gold miner by market value to GoldCorp