Android AVD error after update to 2.3

(ubuntu8.0.4+eclipse3.6.1+ADT8.0.1) I update android from(1.5+1.6+2.1+2.2) to 2.3,but I got

1:/home/workaccount/Android/android-sdk-linux_86//tools/emulator: /lib/tls/i686/开发者_StackOverflow中文版cmov/libc.so.6: version GLIBC_2.8' not found (required by /home/workaccount/Android/android-sdk-linux_86//tools/emulator) 2:/home/workaccount/Android/android-sdk-linux_86//tools/emulator: /lib/tls/i686/cmov/libc.so.6: versionGLIBC_2.11' not found (required by /home/workaccount/Android/android-sdk-linux_86//tools/emulator)

when I start an AVD. All versions can't work now. I delete everything expect eclipse,download adt, AndroidSDK, platform2.3/2.2 ,still error. Heeeelp!!!

Upgrade your your system to Ubuntu 10.10 (maverick) everything works fine for android 2.3 (gingerbread). But, it is bad solution. Google should have to work on backward compatibility issue.

if you want your older version, the best way is
copy your all the versions from your old SDK directory \platforms to your new SDK's \platforms directory. Restart it and use