Error code

Gigabyte 50

GIGABYTE50
POST Code· Shown on the motherboard's 2-digit Debug Display during boot.

What it means

Memory Detection.

Per pc-seed:Gigabyte

Memory initialization error occurs.

Per pc-seed:Gigabyte, p41

How to fix it

  1. Swap sticks, test each slot.

Not affiliated with Gigabyte. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.