Yast2 install software

hi

with suse 12.3 64 bits, i got a strange problem when i start yast to install software…
y2base take all cpu

yast screen became grey.

zypper and yast (console mode) work fine.

thanks

Please let us see your repos

zypper lr -d

| Alias | Name | Enabled | Refresh | Priority | Type | URI | Service

—±--------------------------±-----------------------------------±--------±--------±---------±-------±--------------------------------------------------------------------------------------±-------
1 | google-chrome | google-chrome | Yes | Yes | 99 | rpm-md | http://dl.google.com/linux/chrome/rpm/stable/x86_64 |
2 | kernel | kernel | Yes | Yes | 99 | rpm-md | Index of /repositories/Kernel:/stable/standard |
3 | openSUSE-12.3-1.7 | openSUSE-12.3-1.7 | Yes | No | 99 | yast2 | cd:///?devices=/dev/disk/by-id/ata-TSSTcorp_DVD+_-RW_TS-U633F_R3476GKZ610629,/dev/sr0 |
4 | repo-debug | openSUSE-12.3-Debug | No | No | 99 | NONE | Index of /debug/distribution/12.3/repo/oss |
5 | repo-debug-update | openSUSE-12.3-Update-Debug | No | No | 99 | NONE | Index of /debug/update/12.3 |
6 | repo-debug-update-non-oss | openSUSE-12.3-Update-Debug-Non-Oss | No | No | 99 | NONE | Index of /debug/update/12.3-non-oss |
7 | repo-non-oss | openSUSE-12.3-Non-Oss | Yes | Yes | 99 | yast2 | Index of /distribution/12.3/repo/non-oss |
8 | repo-oss | openSUSE-12.3-Oss | Yes | Yes | 99 | yast2 | Index of /distribution/12.3/repo/oss |
9 | repo-source | openSUSE-12.3-Source | No | Yes | 99 | NONE | Index of /source/distribution/12.3/repo/oss |
10 | repo-update | openSUSE-12.3-Update | Yes | Yes | 99 | rpm-md | Index of /update/12.3 |
11 | repo-update-non-oss | openSUSE-12.3-Update-Non-Oss | Yes | Yes | 99 | rpm-md | Index of /update/12.3-non-oss |

Are you running the kernel from the kernel repo?
If you roll it back does it still have this issue

i use kernel 3.7.10 and it’s not coming from kernel repository.
that just strange that work in console mode… and not gui mode

What desktop?
I have no issues here in either kde or gnome