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Vtiger CRM Community

A community for everyone exploring the Vtiger ecosystem. Learn, share knowledge, exchange experiences, ask questions, and help each other better understand Vtiger.

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Vtiger CRM Community Discussions

280 discussions with real solutions from the Vtiger CRM community

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All (280) 💬 General (235) 🔌 API (30) 📱 Mobile (15) 📱 Mobile App (0)
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PINNED Vtiger CRM 7.4.0 GA Release — highlights and upgrade notes
Vtiger CRM 7.4.0 is released. Key improvements in this version: - PHP 7.4 compatibility - Calendar module overhaul (new UI, agend
General 👤 admin
✓ Answered
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PINNED Vtiger CRM 8.3.0 GA Release — what is new
Vtiger CRM 8.3.0 is released. **What is new:** - Performance improvements for list views on large databases (> 100k records) - We
General 👤 admin
✓ Answered
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PINNED Vtiger CRM 7.2.0 Open Source Release — upgrade guide and community feedback
Vtiger CRM 7.2.0 open source has been released. This release adds: - PHP 7.2 support - Email module improvements - Report module
General 👤 admin
✓ Answered
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PINNED Vtiger CRM 7.5.0 GA Release — new features and upgrade notes
Vtiger CRM 7.5.0 is released! **Highlights:** - Performance improvements for list views - Webforms enhancements - Email template
General 👤 admin
✓ Answered
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PINNED Vtiger CRM 8.4.0 GA Release — what changed and migration notes
Vtiger CRM 8.4.0 is now available! This release focuses on stability and security. **Key highlights:** - MailConverter schema fix
General 👤 admin
✓ Answered
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✓ Migrating Vtiger CRM 7.x to Vtiger CRM 8 — complete migration checklist
We are running Vtiger CRM 7.4 and want to upgrade to Vtiger CRM 8. The migration guide on the wiki is incomplete and I have seen r
General 👤 lisafortune
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✓ Remove the 'Upgrade to Cloud' banner from the Vtiger CRM 7 dashboard
After installing Vtiger CRM 7.0 open source, there is a persistent banner in the dashboard promoting the cloud version. It takes u
General 👤 emmanuelv
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Personal notifications on Vtiger CRM mobile without server-side workflows — is this useful?
We are building a mobile app for Vtiger CRM and I want your feedback on a specific feature idea. Currently, creating a personal r
Mobile 👤 admin
✓ Answered
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✓ Vtiger CRM roles and profile permissions reset to default after saving in Vtiger 7.2
I create a new Role, assign profile permissions, click Save — everything looks correct. But if I navigate away and come back, all
General 👤 tomaszewski
✓ Answered
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✓ SQL MODE error during Vtiger CRM installation — ONLY_FULL_GROUP_BY fix for MySQL 8
During fresh installation of Vtiger CRM 7.1 on a server with MySQL 8.0, I get an error during the installation wizard: 'Expressio
General 👤 emmanuelv
✓ Answered

Vtiger CRM Knowledge Base

13 detailed articles across 6 categories — with real SQL, PHP, and config fixes

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Database
DATABASE_QUERY_ERROR when creating records — editing existing ones works fine
Creating Leads, Events, or custom-module records returns {"code":"DATABASE_QUERY_ERROR"}. The error is generic, but almost always one of three root causes.
Read solution
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Database
MySQL 5.7 / 8.0 strict mode breaks Vtiger inserts — the correct sql_mode to set
After a MySQL upgrade, various Vtiger write operations fail silently. The culprit is the strict sql_mode enabled by default since MySQL 5.7.
Read solution

Community Posts

10 posts from our members

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Sep 25, 2026
Vtiger offline sync deep dive — conflict resolution explained
Explaining the delta sync algorithm we use when a contact is modified both on device and on server simultaneously. The key challenge is detecting true conflicts
Sep 25, 2026
Connecting Odoo 17 JSON-RPC from a React Native app
Step-by-step guide to authenticating with Odoo 17 using JSON-RPC, querying the CRM pipeline, and writing records back from a mobile app...
Sep 25, 2026
Custom module fields in Vtiger Webservices — the complete guide
Accessing custom fields via the Webservices API requires you to first query the metadata endpoint. Here is how to discover and interact with custom Vtiger modul
Sep 25, 2026
VQL query optimization tips — speed up your Vtiger API calls
After working with the Vtiger API for 3 years, here are the VQL patterns that actually make a difference to performance in production...
Sep 25, 2026
Building push notifications for Vtiger deal stage changes
We built a custom webhook listener on our server that fires FCM/APNs notifications when a deal moves to Closing stage...
Sep 25, 2026
SuiteCRM V8 API OAuth2 flow — working code samples
The V8 API is a big improvement over SOAP but the OAuth2 setup still trips people up. Here is a full working example...
Sep 25, 2026
Built a WhatsApp → Vtiger lead capture integration
Sharing our setup: incoming WhatsApp messages via 360dialog API automatically create Leads in Vtiger via Webservices. Here is the full architecture...
Sep 25, 2026
Multi-company Odoo setup with opencrmapps
If you have multiple Odoo databases (one per subsidiary), here is how to configure the app to switch contexts seamlessly...
Oct 4, 2026
need help
need help
Sep 25, 2026
maange contact
how manage contacts in crm