Warning download packet

[zimo5]

salam,

En flashan mon 4200 super ALI 29C, j'ai les messages d'erreur: Warning:download packet

Please power on your STB.
Open Serial Port..
Sync to serial port..
Send Address..
Move Chunk:bootloader
Download Chunk:maincodeC
->Warning:download packet:11 Error! Retry.OK
->Warning:download packet:44 Error! Retry.OK
->Warning:download packet:104 Error! Retry.OK
->Warning:download packet:152 Error! Retry.OK
->Warning:download packet:203 Error! Retry.OK
->Warning:download packet:226 Error! Retry.OK
->Warning:download packet:686 Error! Retry................................................................OK
->Warning:download packet:842 Error! Retry.OK
Download Chunk:CAS_data
Move Chunk:ScriptGUI
Move Chunk:logo
Move Chunk:logo_radio
Download Chunk:defaultdb
Move Chunk:userdb
Burn Flash, DO NOT power off!
Rebooting


Ca peu durer des heures.

Pourquoi ces erreurs? Merci