Lack of a common aim, direction or clear goals
Lack of or poor communication
Different ideas on how things should be done
Not respecting rules or policies
Personality differences
People work at different speeds
Lack of skills or resources
Inadequate role allocation
Lack of commitment from team members
Prejudice, beliefs, values and diversity
Lack of strong leadership
Conflict distracting from the task
Personal egos conflicting with team goal
Emphasising personal goals over organisational goal
Inner conflict - emotional reactions
Unrealistic expectations from management