Data base lockup Again

[happnine]

12/17/07 it did it again rebuilding song data base and locked up so i deleted songs mdb and backup mdb and tried rebuild (songs on on external G: drive Hoster installed on Gxternal and on C: on computer) when i build data base i only have source file as G:\songs
it locks up on 4879 of 11111 and says build songs data base not responding I don't get what i keep doing wrong they mentioned before about merging i think i need step by step for dummies!