Hi there! I’ve installed Lineage OS (unofficial build) with GAPPS pico on my Fairphone 2. I’m facing the problem, that I can’t access the screen during calls. To calibrate the proximity sensor, I would like to use the official app . When I try to install it, I get the error -505. I’ve also tried t…

Im on lineageos and also had this problem. To solve this, I open up the phone and clean the sensor. Now it is solved. Happened to me twice and both time it works. You might try this. I don’t know why exactly. :smiley:

Proximity Sensor calibration on LOS (Google Play error -505)

Help Fairphone 2

paulakreuzer November 24, 2017, 6:19am 18

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