Uploading a sketch on OSX 10.13.6 will not succeed.
I have replaced mspdebug with version 0.22 (was 0.24).
The *.hex file exists and is readable.
Energia: 1.8.7E20 (Mac OS X), Board: "MSP-EXP430G2 w/ MSP430G2553"
MSPDebug version 0.22 - debugging tool for MSP430 MCUs
Trying to open interface 1 on 020
FET protocol version is 30394216
Set Vcc: 3000 mV
Configured for Spy-Bi-Wire
Device ID: 0x2553
Code start address: 0xc000
Code size : 16384 byte = 16 k