Vader - Lack of Jobs Disturbing. Add Business Level to Create More
Solution 1:
As of the latest build 1.2.2268, this bug has been resolved. You can now select an employed bitizen and choose to send them to unemployment. You will only get this screen when you click on the job of an unemployed bitizen and you have no jobs available.
Solution 2:
Yeah it's annoying. The trick I found is to always keep one spot opened, usually from a very low income job. If you don't have any, you just have to evict one. ;)