# Release 1.2.0 and GUI release 0.5.0

DevFeed: [Release 1.2.0 and GUI release 0.5.0](<https://devfeed.tech/articles/release-1-2-0-and-gui-release-0-5-0-20290.md>)

Original publisher: [Read original article](<https://mozilla.github.io/mozregression/2015/11/24/1.2.0-release-and-gui-0.5.0.html>)

Published: 2015-11-24T00:00:00Z

Content type: release

Language: en

Sources: [Mozilla Automation](<https://devfeed.tech/sources/mozilla-automation.md>)

Topics: [Command-line interface](<https://devfeed.tech/topics/cli.md>), [GUI](<https://devfeed.tech/topics/gui.md>), [releases](<https://devfeed.tech/topics/releases.md>)

Tags: [ascii](<https://devfeed.tech/tags/ascii.md>), [bug](<https://devfeed.tech/tags/bug.md>), [command-line](<https://devfeed.tech/tags/command-line.md>), [feature](<https://devfeed.tech/tags/feature.md>), [gui](<https://devfeed.tech/tags/gui.md>), [improvements](<https://devfeed.tech/tags/improvements.md>), [launch](<https://devfeed.tech/tags/launch.md>), [parameter](<https://devfeed.tech/tags/parameter.md>), [profile](<https://devfeed.tech/tags/profile.md>), [release](<https://devfeed.tech/tags/release.md>), [skip](<https://devfeed.tech/tags/skip.md>)

## AI overview

The mozregression 1.2.0 command-line release and GUI 0.5.0 release add build ID and release-number selection, introduce the -P/--process-output parameter, improve command-line output, and fix several command-line and GUI bugs.

## Source excerpt

Minor releases of the command line and GUI mozregression tools. On the command line side: new feature, you can now use a buildid instead of a date when doing the bisection or running a single build (bug 1217906): mozregression --launch 20151102030241 added a new parameter to control the tested binary output, -P/--process-output (bug 1214386) a few improvements for the general output (bug 1225755, bug 1225548 and bug 1227134) fixed a bug in the back command, when it was used after a skip (bug 1203855) On the GUI side: allow to choose a buildid or a release number instead of a date (bug 1225437) fixed a bug that prevented to use a profile directory containing non-ascii characters (bug 1224083)