Upgrade reviewboard 2.x to 3.x

Question

I am getting following error after upgraing reviewboard

 UnicodeDecodeError: 'utf8' codec can't decode byte 0xe7 in position 0: invalid continuation byte



1- Restore DB to new host
2- Convert all tables from MYIsam to Innodb

Answer 1

I got the answer. We need to copy the SECRET_KEY from the settings.py file on the old host into the one on the new server.