Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

[Windows] Object Null Reference Exception thrown when dynamically changing ToolbarItem visibility until Page Disappearing #26803

Open
HarishKumarSF4517 opened this issue Dec 24, 2024 · 1 comment · May be fixed by #26836
Open

[Windows] Object Null Reference Exception thrown when dynamically changing ToolbarItem visibility until Page Disappearing #26803

HarishKumarSF4517 opened this issue Dec 24, 2024 · 1 comment · May be fixed by #26836
Assignees
@sheiksyedm
Labels
area-controls-toolbar ToolBar partner/syncfusion Issues / PR's with Syncfusion collaboration platform/windows 🪟 s/triaged Issue has been reviewed s/verified Verified / Reproducible Issue ready for Engineering Triage t/bug Something isn't working
Milestone
.NET 9 Servicing

Comments

@HarishKumarSF4517
Copy link
Contributor

Description

Bug Description:

When running the attached sample on Windows, an Object Reference Exception is thrown when changing the IsVisible property of a ConditionalToolbarItem until the OnDisappearing() method calls. This issue is not observed on other platforms.

Image

Steps to Reproduce

Reproduction Steps:

Expected Behavior:

  • Sample need to run Without Exception

Actual Behavior:

  • App Crashes with Object Reference Exception.

Link to public reproduction project repository

No response

Version with bug

9.0.21 SR2.1

Is this a regression from previous behavior?

Not sure, did not test other versions

Last version that worked well

No response

Affected platforms

Windows

Affected platform versions

No response

Did you find any workaround?

No response

Relevant log output


      		
    

      
  





        



            

              
            

        

      


      
    








      

    



      

  
            

    

      
    

    


      

          @HarishKumarSF4517
HarishKumarSF4517




          added
  the 

  t/bug

  Something isn't working
 label


      Dec 24, 2024

    

  



    

    

      
    

    


      

          @sheiksyedm
sheiksyedm




              self-assigned this


      Dec 24, 2024

    

  



    

    

      
    

    


      

          @sheiksyedm
sheiksyedm




          added
  the 

  partner/syncfusion

  Issues / PR's with Syncfusion collaboration
 label


      Dec 24, 2024

    

  



    

    

      
    

    


      

          @ninachen03
ninachen03




            added
      

  platform/windows 🪟


      

  s/verified

  Verified / Reproducible Issue ready for Engineering Triage

      

  s/triaged

  Issue has been reviewed

  labels


      Dec 25, 2024

    

  








      

  
      



  

  @ninachen03





  


    

      

  

    

        
    
    

  


      
          
  
      
            Copy link

  

      
    

  


  

      



      

  


  

    

  





      


        


  
    

      
          
This issue has been verified using Visual Studio 17.13.0 Preview 2.1 (9.0.21 & 9.0.0). Can repro on Windows platform.

System.NullReferenceException

HResult=0x80004003

Message=Object reference not set to an instance of an object.

Source=BugzillaSample

StackTrace:

at Issue9419.Issue9419Page.d__3.MoveNext() in C:\Users\v-dongmc\Downloads\Issue9419\BugzillaSample\Issue9419.cs:line 104

      		
    

  





        


            

            

              
            

        

      


      

            
  

    
  
    
    

  

  



    












      

  
            


    

    

      
    

    


      

          @PureWeen
PureWeen




          added this to the   .NET 9 Servicing milestone


      Dec 26, 2024

    

  



  

  

    
  


  

      

    @SuthiYuvaraj
SuthiYuvaraj



    linked a pull request
    
      Dec 27, 2024
    

    that will
    close
    this issue





  


  

      
   Draft

  





  
  

      
        
      
      

  
    
    
  


    4 tasks
  





  













  
  

    

      

  





  




  
  

              

  
    Sign up for free
    to join this conversation on GitHub.
    Already have an account?
    Sign in to comment


  



  






  
                  




    

  


      
  

    Assignees
  



        

      

        

  
      @sheiksyedm
  
    sheiksyedm
    

      








      


  


  

    Labels
  



    

      

    area-controls-toolbar

  ToolBar
  

    partner/syncfusion

  Issues / PR's with Syncfusion collaboration
  

    platform/windows 🪟

  

    s/triaged

  Issue has been reviewed
  

    s/verified

  Verified / Reproducible Issue ready for Engineering Triage
  

    t/bug

  Something isn't working








      

  

    

        

    Projects
  


        




    None yet




  



      


  

    
  

    Milestone
  


      
    
  
    .NET 9 Servicing
  





    
      
          


  

    
      

        
    

    Development
  




          
  
Successfully merging a pull request may close this issue.





    


  
          
      Fix for [Windows]ToolbarItem visibility until Page Disappearing 

    
      SuthiYuvaraj/maui
    





    
  




      

    

  
      

  

    

      4 participants
    

    

        
          @PureWeen 
        
          @sheiksyedm 
        
          @ninachen03 
        
          @HarishKumarSF4517