question-mark
Stuck on an issue?

Lightrun Answers was designed to reduce the constant googling that comes with debugging 3rd party libraries. It collects links to all the places you might be looking at while hunting down a tough bug.

And, if you’re still stuck at the end, we’re happy to hop on a call to see how we can help out.

Error on start "Cannot read property 'prototype' of undefined"

See original GitHub issue

in this line

 var initializeFncName = BackboneComponent.prototype.initialize ? 'initialize' : 'start';

possible a dublicate of #310

Issue Analytics

  • State:closed
  • Created 7 years ago
  • Reactions:1
  • Comments:17 (4 by maintainers)

github_iconTop GitHub Comments

2reactions
jakejarrettcommented, Sep 21, 2016

Any updates on this now that v3 is out?

1reaction
blikblumcommented, Feb 18, 2017

I’m looking into this.

After the first build it showed a similar issue, but i noticed that somehow the build changed the source files. After i reverted the changes and build again it worked.

I’m testing with MarionetteWires site. The errors you are spotting also occurs in MarionetteWires?

Read more comments on GitHub >

github_iconTop Results From Across the Web

javascript - TypeError: Cannot read properties of undefined ...
But It's giving me the error: TypeError: Cannot read properties of undefined (reading 'prototype') (anonymous function) ...
Read more >
TypeError: Cannot read property 'prototype' of ... - GitHub
I've come across a TypeError of which I can't seem to find the cause though. Does anyone have an idea where I should...
Read more >
exception cannot read property 'prototype' of undefined
In most cases the problem is only a missing definition of a list in the layout of your business object. For example, if...
Read more >
Cannot read property 'prototype' of undefined
Hi, how do I resolve konyuiBaseClasses.js:4 Uncaught TypeError: Cannot read property 'prototype' of undefined. The problem is I can't load ...
Read more >
Can someone plz help with this error in a React app. "TypeError
"TypeError: Cannot read property 'prototype' of undefined" ... starting where the actual error is thrown and moving up the call stack one by ......
Read more >

github_iconTop Related Medium Post

No results found

github_iconTop Related StackOverflow Question

No results found

github_iconTroubleshoot Live Code

Lightrun enables developers to add logs, metrics and snapshots to live code - no restarts or redeploys required.
Start Free

github_iconTop Related Reddit Thread

No results found

github_iconTop Related Hackernoon Post

No results found

github_iconTop Related Tweet

No results found

github_iconTop Related Dev.to Post

No results found

github_iconTop Related Hashnode Post

No results found