coba pake cara 
ini<http://forum.xda-developers.com/showpost.php?p=23356474&postcount=18>

summary :

1. buka play.google.com/store pake chrome di desktop browser, trus login
dgn google account yg terdaftar di wallet
2. cari apps yg bermasalah (gak bisa beli karena statusnya purchased)
3. klik kanan di tombol purchased>inspect element. developer tools akan
terbuka.
4. cari "data-ispurchased=true', dobel klik di true, dan ganti dgn false
5. tanpa menutup developer tools window yg sedang terbuka, klik tombol
purchased tadi
6. pilih device, cc dan klik purchase, proses berikutnya sama seperti beli
apps baru.

semoga berhasil!

Salam,
Yoshwar

-- 
"Indonesian Android Community"  Join: http://forum.android.or.id

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