1. Create "Freestyle Project" let's call it "test".
2. Check "Allow this job to be used as a template" in configuration"
3. Add build step for example "Execute shell" with command "ls"
4. Save configuration
------ EFFECT: job is created and checkbox "Allow this job to be used as a template" is still checked. Every thing is fine for now.
5. Create project for example "test2"
6. Add build step for example "Execute shell" with command "pwd"
7. Save configuration
------ EFFECT: job is created and looks fine
8. Edit "test2" and check "Use another job as a template".
9. Select "test".
10. Save configuration.
------ EFFECT: job is exactly the same as after step 7. In configuration checkbox "Use another job as a template" is unchecked.