Can you provide the code you are running (entire string)
Keep in mind that the 305 doesn’t support 6.4.4.8-4.2.x , it requires instantOS 6.5.0.0 and up and the IAP-135 last supported code is -4.2.x
The 205/225 are EOS
You can add the IAP325 which can support the 6.4.4.8-4.2.2.x
Pardon typos sent from Mobile