i have a problem with my tickmarfrequency. If I set the frequency at 0.5 the value is right.
If i set the frequnecy at 1.5, 2.5, 3.5 the value is wrong. For example, i set the frequncy for the yAxis at 3.5, the tickmark value ist 0, 4, 7 , 10 , 14 etc.
how can i fix this problem