You should try the following…….
-Boot into recovery
-Mount /data (if you’re using Amon_RA 2.2.1, just go to the mounts section and mount data)
-Launch adb shell
-navigate to /data/data/com.android.providers.telephony/databases by doing:
–cd data
–cd data
–cd com.android.providers.telephony
–cd databases
–rm mmssms.db
-navigate to /data/data/com.android.mms/cache by doing:
–cd ..
–cd ..
–cd com.android.mms
–cd cache
–rm *
-Reboot
xda-developers’dan freeza yazmış. bulana kadar çok uğraştım. 20.000 sms olunca sistemde hepsini birden silmesi baya zor oluyor. bu şekilde sadece 3sn sürüyor.