Uncaught Error: Function "setBootCode" not found! A solution

Uncaught Error: Function "setBootCode" not found!

Some simple code on the right side to test require()

console.log("aaa");
//require("ESP8266WiFi_0v25");
console.log("bbb");

Produces the following on the left side when send to Espruino is clicked

>reset();
=undefined
 _____                 _
|   __|___ ___ ___ _ _|_|___ ___
|   __|_ -| . |  _| | | |   | . |
|_____|___|  _|_| |___|_|_|_|___|
          |_| http://espruino.com
 1v80 Copyright 2015 G.Williams
>echo(0);
Uncaught Error: Function "setBootCode" not found!
 at line 1 col 3
E.setBootCode("console.log(\"aaa\");\n//require(\"ESP8266WiF...
   ^
=undefined
> 

In the Web IDE Setting:Communications
See if Save on Send is checked, uncheck it
On the left side enter reset(); followed by save();

>reset();
=undefined
 _____                 _
|   __|___ ___ ___ _ _|_|___ ___
|   __|_ -| . |  _| | | |   | . |
|_____|___|  _|_| |___|_|_|_|___|
          |_| http://espruino.com
 1v80 Copyright 2015 G.Williams
>save();
=undefined
Erasing Flash.....
Writing...
Compressed 81600 bytes to 878
Checking...
Done!
> 

Now try the send to Espruino button.

>reset();
=undefined
 _____                 _
|   __|___ ___ ___ _ _|_|___ ___
|   __|_ -| . |  _| | | |   | . |
|_____|___|  _|_| |___|_|_|_|___|
          |_| http://espruino.com
 1v80 Copyright 2015 G.Williams
>save();
=undefined
Erasing Flash.....
Writing...
Compressed 81600 bytes to 878
Checking...
Done!
>reset();
=undefined
 _____                 _
|   __|___ ___ ___ _ _|_|___ ___
|   __|_ -| . |  _| | | |   | . |
|_____|___|  _|_| |___|_|_|_|___|
          |_| http://espruino.com
 1v80 Copyright 2015 G.Williams
>echo(0);
aaa
bbb
=undefined
> 

This was tried on an Espruino board and a Pico