There was a bug in a previous upload, which caused your construction teams not to come back when you had constructions that finished instantly. You can reset the construction teams in the cheat book in your bedroom.
You can continue your progress after updating the game.
On android, you can use the newer .apk to update your game and continue your saves after the update.
For the other systems, if you have the previous game version, you can use the update files to quickly update your game. Else, you can download the full game files of the newer version and copy&paste the saves in the www/save folder of your previous game folder to the same location in the new game folder.
I made a video about using the update files and moving your save files here: