September 2018
September 2018
I have the same problem in Waterfront with the space explorer and marine biologist careers! I'm at level 42 and I have enough money to unlock it but there is still not a lock "sign".
September 2018
Both sound like this known bug:
https://answers.ea.com/t5/Bug-Reports/Open-Can-t-Unlock-New-Buildings/td-p/6818206
September 2018
Feel free to let us know at the bug post and feel free to hit the 'me too' button.