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About the Developer Support category
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0
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204
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June 12, 2026
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Receiving a MISSING_SCOPES error when calling the leads API, despite the access token containing crm
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6
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1216
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September 5, 2026
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Any way to suppress contact.propertyChange events that fire on contact creation?
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3
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19
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September 5, 2026
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SOAP API v41.0 Retirement — HubSpot Integration Package v3.0.1
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2
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23
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September 4, 2026
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Developer updates for August 2026
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2
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97
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September 4, 2026
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LCP issue: longer than 2.5s (mobile)
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4
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1970
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September 3, 2026
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Breeze intelligence and custom CSS
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5
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38
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September 3, 2026
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Will the new 2026 API support object webhooks in HubSpot?
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1
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22
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September 3, 2026
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Why are workflow user IDs missing in HubSpot API responses?
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1
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31
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September 3, 2026
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Is it possible to create a legacy CRM public app? Need for migration testing
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1
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24
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September 2, 2026
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File Upload in Custom Integration
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12
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653
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September 2, 2026
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Validating Properties AND Form Fields through the HubSpot Forms API
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6
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62
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September 2, 2026
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/automation/v4/flows/performance has no dated successor ahead of the v4 sunset
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6
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59
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September 2, 2026
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Property history identifies the write event for workflow changes, not the workflow
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4
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29
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September 2, 2026
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What are the best Courses for Developers Building Native HubSpot Ai RevOps system?
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1
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24
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September 1, 2026
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Signature issue using office365 with Hubspot plugin
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5
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2244
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September 1, 2026
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Apps to Projects Migration webhook issue
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5
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698
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September 1, 2026
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External HubSpot form: localized consent language and DACH DOI handling across Umbraco pages
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2
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29
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September 1, 2026
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Anyone integrate with Postal?
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2
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32
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September 1, 2026
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How to use Secrets with Python custom code automation
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6
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4312
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September 1, 2026
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How to integrate a gratuity calculator API into HubSpot workflows?
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4
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806
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August 31, 2026
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Merging contacts (now) creates a NEW ID?
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6
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1249
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August 28, 2026
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App listing validator rejects setup doc URL both ways (lowercase = "misspelled", capitalized = 404)
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2
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39
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August 21, 2026
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HubSpot CLI project validate and upload fail with HTTP 500 on project-schema endpoint
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1
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31
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August 21, 2026
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Issue with Child Theme
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6
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84
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August 28, 2026
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Agent Tool testing blocked by credits
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3
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50
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August 28, 2026
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HubSpot Embedded Form Callbacks Not Firing (onFormSubmit / onFormSubmitted) – Unable to Redirect Aft
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4
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1418
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August 28, 2026
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Meetings booked via Scheduler v3 API don't get native Google Meet conferencing (AI Notetaker never
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3
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42
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August 27, 2026
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Re: Adding <fieldset> lacks a <legend> element as first child HubSpot Forms
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5
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1901
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August 27, 2026
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Legacy Private App Creation Being Disabled
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0
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41
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August 27, 2026
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