Seaside Walkback

MessageNotUnderstood: UndefinedObject>>new

Debug Proceed Full Stack

Possible Causes

• the receiver of the message is nil
• a class extension hasn't been loaded correctly
• you sent the wrong message

Stack Trace

1. thisContext

   UndefinedObject(Object)>>doesNotUnderstand: #new

   self

   nil

   aMessage
   new
   exception
   MessageNotUnderstood: UndefinedObject>>new
   resumeValue
   nil

2. thisContext

   [] in WAInitialRenderLoopContinuation>>createRoot

   self

   a WAInitialRenderLoopContinuation

   root
   nil

3. thisContext

   GRSmallDictionary2>>at:ifAbsent:

   self

   a GRSmallDictionary2()

   aKey
   #rootComponent
   aBlock
   [closure] in WAInitialRenderLoopContinuation>>createRoot
   index
   0

4. thisContext

   WARequestContext>>rootComponentIfAbsent:

   self

   a WARequestContext url: 'http://127.0.0.1:8081/SeasideDoc/%C3%82%C2%A0'

   aNiladicBlock
   [closure] in WAInitialRenderLoopContinuation>>createRoot

5. thisContext

   WAInitialRenderLoopContinuation>>createRoot

   self

   a WAInitialRenderLoopContinuation

   root
   nil