Upgrade 1.5.6.4 to 2.0.3.1

Hello, I have upgraded in OC 2.0.3.1 and fixed many errors with the help of this forum,
Anyone can help to fix this Cash On Delivery error

Notice: Indirect modification of overloaded property ControllerTotalCodFee::$data has no effect in /customers/8/e/3/xxxxxxxx.se/httpd.www/admin/controller/total/cod_fee.php on line 27 so on so on

carmedia wrote:Hello, I have upgraded in OC 2.0.3.1 and fixed many errors with the help of this forum,
Anyone can help to fix this Cash On Delivery error

Notice: Indirect modification of overloaded property ControllerTotalCodFee::$data has no effect in /customers/8/e/3/xxxxxxxx.se/httpd.www/admin/controller/total/cod_fee.php on line 27 so on so on

You check file admin/controller/total/cod_fee.php line 27.
Is the file still in version 1.5.x?

Yes, this cod_fee file is there, Should i delete this file ?

Shown this error today when i click on button "Add History", i was trying to send shipped detail to customer

SyntaxError: Unexpected token <
OK
<b>Notice</b>: Undefined variable: json in <b>/customers/8/e/3/xxxxxxxxx.se/httpd.www/admin/controller/sale/order.php</b> on line <b>2221</b>

what should i do to fix this?

pm-netti wrote:

carmedia wrote:Hello, I have upgraded in OC 2.0.3.1 and fixed many errors with the help of this forum,
Anyone can help to fix this Cash On Delivery error

Notice: Indirect modification of overloaded property ControllerTotalCodFee::$data has no effect in /customers/8/e/3/xxxxxxxx.se/httpd.www/admin/controller/total/cod_fee.php on line 27 so on so on

You check file admin/controller/total/cod_fee.php line 27.
Is the file still in version 1.5.x?

Yes, this cod_fee file is there, Should i delete this file ?

carmedia wrote:
Yes, this cod_fee file is there, Should i delete this file ?

Yes, can remove this file, it is yor extension file ( to version 1.5.x?).

Thank You for your time and help, have a nice time

carmedia wrote:Hello, I have upgraded in OC 2.0.3.1 and fixed many errors with the help of this forum,
Anyone can help to fix this Cash On Delivery error

Notice: Indirect modification of overloaded property ControllerTotalCodFee::$data has no effect in /customers/8/e/3/xxxxxxxx.se/httpd.www/admin/controller/total/cod_fee.php on line 27 so on so on

Just to clarify, it means you are trying to edit and old 1.5.x module inside 2.x which doesn't work. So either remove the file or replace with a 2.x compatible version

Q