Converting from Phpbb2 to SMF , Avatar Issue

[profiler]

Am trying to convert my old version of PHPBB 2.0.23 to SMF m the most suitable version i found to convert that version of PHPBB is SMF1.1 using SMF Converter 1.1 , everything went fine with posts , topics , members ...etc but when it comes to the Avatar it got stuck , i tried to convert it more than 10 times and still get stuck at the avatars any idea what is going wrong ?

Converting...
Converting posts (this may take some time)... Successful.
Converting polls... Successful.
Converting poll options... Successful.
Converting poll votes... Successful.
Converting personal messages (step 1)... Successful.
Converting personal messages (step 2)... Successful.
Converting board access... Successful.
Converting group access... Successful.
Converting avatar gallery images...


Thanks