What sort of problems you have faced with Ruby on Rails and how do you think the same can affect the projects?

Well, everything has a few cons associated with it. Thus there are a few which are common with this framework as well. The first thing is it sometimes faces performance issues due to its complex nature. As it doesn’t depend on the native threads, the same are often simulated in the Virtual Machine rather than in the Operating system. Also, the requirements on the workstation where it is to be installed are complex in terms of hardware requirement.