The java.util.Scanner.ioException() method returns the IOException last thrown by this Scanner's underlying Readable. This method returns null if no such exception exists. Following is the declaration for java.util.Scanner.ioException() method.
Stress has a shocking effect on your body - an effect that is almost impossible to quantify, and one that can affect you in ways that even doctors don't understand. But generally there are two causes of rib pain from anxiety. Tension Muscle tension in your chest and stomach has a tendency to lead to rib pain.
Not to be facetious, but the best way to keep them rowing is to avoid the injury in the first place. The cause of the vast majority of rib pain is a stress fracture. It is an overuse injury resulting from the torque applied to the ribs by the serratus anterior external oblique muscles with each rowing stroke. Although this is a term that is commonly used, an intercostal muscle strain is rarely seen.