arduino mega

hi C:\Users\user\Desktop
compilation terminated.

exit status 1
Error compiling for board Arduino/Genuino Mega or Mega 2560.

how will fix this problem ?

how will fix this problem ?

You'll post the code, in code tags, and the full error message

By fixing the error in the code that caused it. If you want help from here you'd obviously have to post the code and the full error message. Please use code tags. If you don't know what I mean then please read the forum rules first.

how will fix this problem ?

Fix all the mistakes you made in the code before compiling the sketch!