Make sure you are using the right recovery. Read #recovery
Clean flash (coming from a different ROM):
• Download the recommended firmware
• Download the ROM
• Reboot to recovery
• Flash the firmware
• Flash the ROM
• Format data
• Reboot and voila!
Updating to a newer build (dirty flash):
• Flash the ROM zip
• Wipe cache
• Reboot and voila!
There are two ways you can get logs.
The non-rooted way (you will need a PC)
1. Download the latest platform-tools for your operating system
• Windows
• Linux
2. Extract the zip to a folder and move into that folder in Command Prompt or Terminal:
cd <folder_location>
3. Plug in your device and accept the debugging prompt (turn on ADB in Settings > Developer Options if you don't see it).
4. Verify your device is recognized by typing adb devices
5. Take your log:
• logcat: adb logcat > logcat.log
6. Send the logs here and tag the maintainer.
The rooted way
1. Install termux or any other terminal app
2. Type su
3. Type cd /sdcard
4. Take your log:
• logcat: logcat -d > logcat.log
• dmesg: dmesg > dmesg.txt
5. Send the logs here and tag the maintainer.