It changed it, but still fails:
https://launchpadlibrarian.net/201587257/buildlog_ubuntu-vivid-i386.webbrowser-app_0.23%2B15.04.20150323-0ubuntu2~vivid1~test1~qt550alpha1_BUILDING.txt.gz
--- The X11 connection broke: Unsupported extension used (code 2) XIO: fatal IO error 6 (No such device or address) on X server ":99" after 6 requests (6 known processed) with 0 events remaining. ---
It changed it, but still fails:
https:/ /launchpadlibra rian.net/ 201587257/ buildlog_ ubuntu- vivid-i386. webbrowser- app_0.23% 2B15.04. 20150323- 0ubuntu2~ vivid1~ test1~qt550alph a1_BUILDING. txt.gz
---
The X11 connection broke: Unsupported extension used (code 2)
XIO: fatal IO error 6 (No such device or address) on X server ":99"
after 6 requests (6 known processed) with 0 events remaining.
---