Issues

• SPFX component not loading in Teams, started on 12OCT 2026

  AI-generated responsearea:spfxarea:spfx-msteamstype:bug-suspected
  SharePoint/sp-dev-docs#11059 · Filter by author petrp314 opened on Oct 13, 2026
  6

  

• CSOM: loading an SP.Web nested in another object’s load fails with “Value cannot be null. Parameter name: target” or returns the web without Id

  AI-generated responsetype:bug-suspected
  SharePoint/sp-dev-docs#11057 · Filter by author chrisredman01 opened on Oct 13, 2026
  4

  

• List items open to a blank page (SPListForm.aspx fails) on lists with an SPFx form customizer

  AI-generated responsearea:spfx-extensionstype:bug-suspected
  SharePoint/sp-dev-docs#11056 · Filter by author RytisDaskeviciusFlowForma opened on Oct 13, 2026
  26

  

• REST expand on web object returns 400

  AI-generated responsearea:csom/rest/apiNeeds: Author Feedbacktype:bug-suspected
  SharePoint/sp-dev-docs#11055 · Filter by author MrKSchmitz opened on Oct 13, 2026
  7

  

• Error on CopilotWorkbench after select Copilot Component to test

  AI-generated responsesharepoint-developer-supporttype:bug-suspected
  SharePoint/sp-dev-docs#11054 · Filter by author joaojmendes opened on Oct 12, 2026
  3

  

• Error on render the Copilot Component on Copilot (web)

  AI-generated responsearea:spfx-copilot-appssharepoint-developer-supporttype:bug-confirmed
  SharePoint/sp-dev-docs#11045 · Filter by author joaojmendes opened on Oct 2, 2026
  2

  

• [SPFx Copilot Apps] blob_resource content is silently unavailable to Code Interpreter for files larger than 1 KB

  AI-generated responsearea:spfx-copilot-appssharepoint-developer-supporttype:bug-suspected
  SharePoint/sp-dev-docs#11044 · Filter by author tiboldtomi opened on Oct 2, 2026
  2

  

• SharePoint Online Search REST API parameter sortlist is causing an error (again)

  AI-generated responsearea:csom/rest/apiarea:searchtype:bug-suspected
  SharePoint/sp-dev-docs#11043 · Filter by author mcgeeky opened on Oct 2, 2026
  20

  

• Solution with Copilot Component and Webpart with TeamsTab Enabled

  AI-generated responsearea:spfx-copilot-appssharepoint-developer-support
  SharePoint/sp-dev-docs#11041 · Filter by author joaojmendes opened on Oct 1, 2026
  2

  

• SharePoint Online Search API sorts Swedish characters å, ä, ö together with a and o instead of after z

  AI-generated responsesharepoint-developer-supporttype:bug-confirmed
  SharePoint/sp-dev-docs#11039 · Filter by author Mattias-I opened on Sep 29, 2026
  3

  

• [SPFx 1.23.2 / 1.24.0-beta.2] heft test / Jest fails: sp-core-library unconditionally requires unpublished @msinternal/* packages

  AI-generated responsesharepoint-developer-supporttype:bug-confirmed
  SharePoint/sp-dev-docs#11035 · Filter by author juliemturner opened on Sep 24, 2026
  2

  

• Search: Path:"…*" prefix restriction returns 0 results when the quoted prefix contains "(" or ")"

  AI-generated responsearea:searchsharepoint-developer-supporttype:bug-confirmed
  SharePoint/sp-dev-docs#11034 · Filter by author Andrewsimmans opened on Sep 24, 2026
  2

  

• CopilotWorkbench Error "No CopilotComponent manifests found Load components with ?debugManifestsFile=<url> using the standard SPFx debug flow."

  AI-generated responsesharepoint-developer-supporttype:bug-suspected
  SharePoint/sp-dev-docs#11033 · Filter by author joaojmendes opened on Sep 22, 2026
  10

  

• Tenant-wide ListViewCommandSet fails to load: listview-host-assembly throws "Cannot destructure property 'id' of 'a' as it is undefined"

  area:spfx-extensionsNeeds: Author Feedbacksharepoint-developer-support
  SharePoint/sp-dev-docs#11031 · Filter by author aizentify opened on Sep 21, 2026
  2

  

• [SPFx 1.23] Sass cannot resolve bare package imports inside dependencies — no loadPaths / importIncludePaths, no workaround (regression from 1.22)

  sharepoint-developer-supporttype:bug-confirmed
  SharePoint/sp-dev-docs#11030 · Filter by author StfBauer opened on Sep 18, 2026
  3

  

• SharePoint Search API returns inaccurate and inconsistent results count across pages (TotalRows)

  area:csom/rest/apiarea:searchsharepoint-developer-supporttype:bug-suspected
  SharePoint/sp-dev-docs#11029 · Filter by author JulienVLC opened on Sep 16, 2026
  17

  

• Form formatting: a library header resolves almost no tokens (file identity blank, lookup returns raw id;#value, .lookupValue blank, custom date renders Invalid Date)

  area:list-formatting-formsharepoint-developer-supporttype:bug-confirmed
  SharePoint/sp-dev-docs#11026 · Filter by author shauneccles opened on Sep 13, 2026
  2

  

• SPFx Teams App with more than 2 tabs on iOS Mobile won't load tabs 3+

  area:spfxarea:spfx-msteamssharepoint-developer-supporttype:bug-confirmed
  SharePoint/sp-dev-docs#11018 · Filter by author juliemturner opened on Sep 1, 2026
  6

  

• SharePoint Copilot Apps: MOS3 ingests an empty plugin function table for every SyncSolutionToTeams (tenant-wide)

  area:spfx-copilot-appssharepoint-developer-supporttype:bug-suspected
  SharePoint/sp-dev-docs#11017 · Filter by author dnys1 opened on Aug 31, 2026
  5

  

• SPFx Copilot Component fails to load in Microsoft 365 Copilot, loads in M365 Copilot web

  area:spfxarea:spfx-copilot-appstype:bug-suspected
  SharePoint/sp-dev-docs#11012 · Filter by author jikleveland opened on Aug 31, 2026
  3

  

• SP.Social APIs stopped working recently

  area:csom/rest/apisharepoint-developer-supporttype:bug-confirmed
  SharePoint/sp-dev-docs#11009 · Filter by author bcameron1231 opened on Aug 28, 2026
  3

  

• SPFx Copilot Component fails to load in Microsoft 365 Copilot due to REST calls returning 403 Forbidden

  area:spfxarea:spfx-copilot-appstype:bug-suspected
  SharePoint/sp-dev-docs#11008 · Filter by author HarminderSethi opened on Aug 27, 2026
  3

  

• 403 Forbidden on _api/contextinfo for non-Copilot licensed users via usePwBrokeredAuth=true

  area:spfx-copilot-appsNeeds: Author Feedbacksharepoint-developer-supporttype:bug-suspected
  SharePoint/sp-dev-docs#11006 · Filter by author JonEricEubanks opened on Aug 25, 2026
  2

  

• SPFx Copilot Apps Cache Old Versions of Javascript 24+ hours

  area:spfx-copilot-appstype:bug-confirmed
  SharePoint/sp-dev-docs#11004 · Filter by author SimonDoy opened on Aug 24, 2026
  4

  

• SPFx Form Customizer in Version History

  area:spfx-extensionssharepoint-developer-supporttype:uservoice-request
  SharePoint/sp-dev-docs#11000 · Filter by author chr-sad opened on Aug 21, 2026
  2