The drain hose is not correctly secured in the drain pipe.
Feed the drain hose into the drain pipe to a depth of 5 7/8" to 7 7/8" (15 to 20 cm).
If the fault persists, please contact Miele Service or book a repair appointment online.

Water is leaking out under the washing machine/washer-dryer.
Feed the drain hose into the drain pipe to a depth of 5 7/8" to 7 7/8" (15 to 20 cm).
If the fault persists, please contact Miele Service or book a repair appointment online.

Use a screwdriver to tighten the hose clip up close to the sink nut.
Contact a local qualified plumber.

Alternatively, use the swivel elbow supplied.
Contact a local qualified plumber.