Hi,

FYI, following the recent availability of Java 8 support for Kepler SR2, we just released m2e 1.4.1 (a.k.a 1.4.1.20140328-1905), available from[1]. 
This service release simply contains the backport for Java 8 support [2] introduced in m2e 1.5/Luna [3].

[1] http://download.eclipse.org/technology/m2e/releases/
[2] https://bugs.eclipse.org/431546
[3] https://bugs.eclipse.org/420848

Enjoy.

Fred Bricon

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"Have you tried turning it off and on again" - The IT Crowd