Audi R8 4.2 Error code P0944 Hydraulic pump Pressure loss

Hello, a friend of mine has an R8 4.2 with EZ 2006 and 16800Km. For a few weeks now he has received an error message transmission 2 times and the VCDS spits out the following error: Address 02: Transmission Label file: DRV\420-910-156-V1.clb Part number SW: 420 910 156 HW: 420 927 156 Component: SL600 4.2L FSI HDZ 0150 Revision: SBH02001 Serial number: 6S6N0-V8H Coding: 0000001 Operating no.: WSC 22153 136 88943 VCID: 4CC094446AC6E9C7DD9-8018 Subsystem 1 – Part number: 420 713 041 C Component: A10 C02 31.07.07 0A10 2 Error codes found: 010001 – unplausible switching sequence Gearbox P2711 – 000 – – Sporadic Ambient conditions: Error status: 00100000 Error priority: 0 Error frequency: 6 Error counter: 255 Kilometer: 11900 km Time specification: 0 Date: 2016.05.07 Time: 12:00:20 Ambient conditions: Speed: 784 /min Speed: 0 /min Speed: 0 /min 0 Torque: 0.0 Nm Temperature: 14.0°C 0.00 % 002372 – Hydraulic pump Pressure loss P0944 – 000 – – Sporadic Environment conditions: Error status: 00100000 Error priority: 0 Error frequency: 2 Leverage counter: 255 Kilometer level: 16763 km Time specification: 0 Date: 2018.04.13 Time: 20:22:37 Ambient conditions: RPM: 1473 /min RPM: 0 /min RPM: 0 /min 1 Torque: 35.7 Nm Temperature: 12.0°C 24.00 % The first message is probably already two years old and the error message in the AI has only recently come back to the second entry. d from you and can say what possible the problem is? Greetings Tobi