Burning sensation in urine could be because of many reasons commonly being dehydration, increased intake of spicy food or an urinary tract infection
Trace protein could also be there cause of uti or if urine is very concentrated , normal variation of the body
Next Steps
first u should adequately try to hydrate your self ,avoid spicy food and repeat the test
Health Tips
if u symptoms don't resolve with the above steps it would be advisable to consult a physician