I'm trying to replace the stock ROM on my OnePlus 3 in an attempt to find out if another ROM has fixed a set of really annoying bugs present in stock. My phone is running the latest OTA from OnePlus (
I've followed the following steps:
- Flash TWRP and SuperSU. Reboot several times.
- Disable lockscreen security.
- Boot to recovery and do a full backup.
- Reboot and copy new ROM and Gapps to
- Reboot to recovery.
- Wipe dalvik, system, data, and cache.
Attempt to install the ROM. At this point, I get the following error:
Checking for MODEM build time-stamp 2017-06-27 21:43:31 assert failed: op3.verify_modem("2017-06-27 21:43:31") == "1" Updater process ended with ERROR: 7 Error installing zip file '/sdcard/RR-N-v5.8.4-20170806-oneplus3-Official.zip'
This example is using the latest Resurrection Remix ROM, but I've also gotten the exact same error from the latest LineageOS.