non-issue 
noun
A topic of little or no importance: I believe the topic is a non-issue...
- Avoid cruel and violent people, as they tend to take up cudgels with you on non-issues.
- The best way to dodge pressing and challenging issues is to get the people fixated on non-issues.
- They just find some non-issues to attack each other with, lest the voters get confused as to who is who.
- uncompetitiveness
- uncomplaining
- uncomplainingly
- uncompleted
- uncomplexed
- uncomplicated
- uncomplicatedly
- uncomplicatedness
- uncomplimentary
- uncompounded
- uncomprehending
- uncomprehendingly
- uncomprehension
- uncompressed
- uncompromising
- uncompromisingly
- uncompromisingness
- unconcealed
- unconcern
- unconcerned
- unconcernedly
- unconcluded
- uncondensed
- unconditional
- unconditionality