Narrative:

On a commercial pilot training flight; after a gumps check and gear down light confirmed; the gear handle came out of [down position] after landing resulting in a prop strike.

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Original NASA ASRS Text

Title: Mooney M20C instructor pilot reported the landing gear lever came out of the down detent on landing resulting in a propeller strike.

Narrative: On a commercial pilot training flight; after a GUMPS check and gear down light confirmed; the gear handle came out of [down position] after landing resulting in a prop strike.

Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.