calebv4

Hello guys I am new here and I got a problem with my 01 rev3 250, this bike been working so good for years until one day just start with problems to start, I did check the spark plug and I seen a little spark, so after that I sent my stator to UK to rewind it , finally I got it back but still no spark ,i check with the tester and I have o ohmns between red and black wires so if anybody would help me I will appreciate a lot. Thanks