Troubleshooting Exceptions: System.DivideByZeroException

A DivideByZeroException exception is thrown when there is an attempt to divide an integer or decimal value by zero.

Associated Tips

Make sure the value of the denominator is not zero before you perform a division operation.
Dividing a floating-point value by zero results in either positive infinity, negative infinity, or Not a Number (NaN), according to the rules of IEEE arithmetic. Floating-point operations never throw an exception.