Method for operating a gas engine with fuel supply device with selection option for direct injection and/or air path injection of fuel

Method for operating a gas engine which comprises at least one combustion chamber and at least two fuel supply paths for supplying fuel to the at least one combustion chamber, wherein direct injection or injection into the intake section for the at least one combustion chamber can be carried out selectively via the at least two different fuel supply paths,

• wherein
• with respective reference to the main injection, in a first operating mode, the fuel portion required for loading the at least one combustion chamber is supplied to the combustion chamber exclusively by direct injection, and, in a second operating mode, the fuel portion required for loading the at least one combustion chamber is supplied exclusively in the form of a fuel/air mixture via the air inlet of the combustion chamber, which mixture is formed as a result of the supply of fuel into the intake section of the combustion chamber or of several combustion chambers.