The most common cause. SP Flash Tool uses a file called MTK_AllInOne_DA.bin . For phones with "Verified" boot, you cannot use a generic DA. You need a specific to your phone’s CPU (Helio G-series, Dimensity, etc.) or a custom "auth" DA.
: Use a different USB cable (shorter is better) or a different USB port (prefer motherboard ports on the back of a PC over front-panel ports) . sp+flash+tool+error+1042+verified
Rare but happens. Samsung uses Odin for Exynos, but for MTK, they rely on a proprietary DA. Error 1042 suggests you are using a generic DA instead of the Samsung_MTK_DA.bin . The most common cause
: Instead of flashing the whole ROM at once, try unchecking all items and flashing them one by one . but for MTK