Planning module auto saves your project plan on your computer. If your plan is large, you may get such a screen. Click Allow here! Auto saving allows Planning module to recover a project plan in case you forget to save the plan or your browser crashes.
Reports Module is one of the most successful activeCollab related products developed outside A51. Reports module can be a very useful and handy tool, especially if you're working with clients and great number of people. Everything is accessible easily, available at one place, and simple to set up. 
Thanks for the quick reply.
