How to prevent crew from accidentally teleporting oneself outside a spaceship with portal gun?

Set in the year 3020 CE, every crew on board has a personal issued portal gun to easily get around the interior of the spaceship. The handheld portal gun can instantly teleport the user along with whatever belonging as specified in the setting to the designated location but unfortunately tragic accidents do happens either due to improper setting or the spaceship encounters a violent stellar winds in space. How can such situations be avoided if portal gun is to be an essential part of their daily lifestyle?

Operation manual:

1. Load individual profile and layout of spaceship into portal gun.

2. Select correct designation on board spaceship, range is twice the size of spaceship.

3. Energise and target is being transported at speed of light.

4. Portal gun can only transport up to 199kg of mass at a time and requires recharging every use so no spamming.

Specification: Dimension - similar to standard flare gun

Weight - 199 grams

Colour - pearl white/ vantablack/ azure blue

Display - holographic projection covers all visible spectrums

Power - deuterion heliotron arc nano reactor

Memory - 199 qubits (ram)/ 1.99 Pb (rom)

Network - 199G WiFi

posted about 4 years ago

user6760‭

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