Narrative:

Landing gear lowered during visual approach. Got unsafe gear indication. Went around and advised tower of problem. Gear was recycled with no recurrence. Landing was uneventful--equipment was not called for.

Google
 

Original NASA ASRS Text

Title: ACR LGT GEAR UNSAFE LIGHT ON FINAL EXECUTED GO AROUND.

Narrative: LNDG GEAR LOWERED DURING VISUAL APCH. GOT UNSAFE GEAR INDICATION. WENT AROUND AND ADVISED TWR OF PROB. GEAR WAS RECYCLED WITH NO RECURRENCE. LNDG WAS UNEVENTFUL--EQUIP WAS NOT CALLED FOR.

Data retrieved from NASA's ASRS site as of August 2007 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.