求助，很急，希望高手解答!

一直调试程序来着，平时很正常，后来有一次出现了 fatal error： closing debug session
session abort！ 之后就再也刷不进程序了。烧录器肯定没坏，刷别的板子没问题。下面是刷写报告，这个 External voltage : 0.1 V 是什么意思，有大神知道么？很想知道这个板子哪里出问题了。
Wed Mar 11, 2015 21:03:50: Firmware version 30204005
Wed Mar 11, 2015 21:03:50: Interface dll version 3.2.4.5
Wed Mar 11, 2015 21:03:51: Device : MSP430F2418
Wed Mar 11, 2015 21:03:51: External voltage : 0.1 V
Wed Mar 11, 2015 21:03:51: VCC voltage : 3.3 V
Wed Mar 11, 2015 21:03:51: Could not reset device
Wed Mar 11, 2015 21:03:52: Could not reset device
Wed Mar 11, 2015 21:03:52: Could not reset device
Wed Mar 11, 2015 21:03:52: Could not reset device
Wed Mar 11, 2015 21:03:52: Could not reset device
Wed Mar 11, 2015 21:03:52: Could not reset device
Wed Mar 11, 2015 21:03:52: Could not reset device
Wed Mar 11, 2015 21:03:52: Could not reset device
Wed Mar 11, 2015 21:03:52: Could not reset device
Wed Mar 11, 2015 21:03:52: Could not reset device
Wed Mar 11, 2015 21:03:54: Could not reset device
Wed Mar 11, 2015 21:03:54: Could not reset device
Wed Mar 11, 2015 21:03:54: Could not reset device
Wed Mar 11, 2015 21:03:54: Could not reset device
Wed Mar 11, 2015 21:03:54: Could not reset device
Wed Mar 11, 2015 21:03:54: Could not reset device
Wed Mar 11, 2015 21:03:55: Could not reset device
Wed Mar 11, 2015 21:03:55: Could not reset device
Wed Mar 11, 2015 21:03:55: Could not reset device
Wed Mar 11, 2015 21:03:55: Trying to initialize target failed
Wed Mar 11, 2015 21:12:49: Fatal error: Closing debug session Session aborted!