@Test
public void testUnpackThrowsNullPointerException2() throws Throwable {
CTCSubElementPackager cTCSubElementPackager = new CTCSubElementPackager();
ISOFieldPackager[] fld = new ISOFieldPackager[2];
fld[0] = new IFA_AMOUNT();
cTCSubElementPackager.setFieldPackager(fld);
byte[] b = new byte[3];
ISOComponent m = new ISOMsg("testCTCSubElementPackagerMti");
try {
cTCSubElementPackager.unpack(m, b);