MSP430F5529 on Mac OS X 10.10.5: Connection Fails

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MSPDebug version 0.22 - debugging tool for MSP430 MCUs
Copyright (C) 2009-2013 Daniel Beer <dlbeer.com>
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
MSP430_GetNumberOfUsbIfs
MSP430_GetNameOfUsbIf
Found FET: usbmodem14221
MSP430_Initialize: usbmodem14221
Firmware version is 30403000
MSP430_VCC: 3000 mV
MSP430_OpenDevice
MSP430_GetFoundDevice
Device: MSP430F5529 (id = 0x0030)
8 breakpoints available
MSP430_EEM_Init
Chip ID data: 55 29 18
Erasing...
Programming...
Writing 2958 bytes at 4400...
Writing  128 bytes at ff80...
Done, 3086 bytes total
MSP430_Run
MSP430_Close
</dlbeer.com>

Sketch

void setup()
{
  // put your setup code here, to run once:
  Serial.begin(9600);
  Serial.println("***");
}

uint16_t i = 0;

void loop()
{
  // put your main code here, to run repeatedly:
  delay(1000);
  Serial.println(i, DEC);
  i++;
}

Serial console

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0

0 1

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0