Troubleshooting
Something not working? Find solutions for common issues with sending, deliverability, tracking, integrations, and account access.
18 articles
Email Sending Issues
Fix problems with emails not sending, stuck campaigns, or daily limit errors.
- Fix: Google Workspace mailbox shows Suspended in Sending Settings
- Resolve email connectivity issues on lemlistHow to Troubleshoot Email Connectivity Issues on lemlist
- Fix: “Google has blocked an outgoing email” errorWhat to Do When Google Blocks an Outgoing Email 🚫📧
- Emails aren’t being sent from your lemlist campaignTroubleshooting Email Sending Issues on lemlist 📧
- Deprecation: TLSv1.0 and TLSv1.1 support removedResolving TLS Error Messages: Why Upgrading to TLSv1.2 Matters 🔒
- Fix: Campaign steps are failing or being skipped
- Fix emails not threading in lemlist
Deliverability Problems
Resolve low open rates, bounces, blacklisting, and spam folder issues.
- Fix: Google account flagged or blocked when sending emails with lemlistMastering Email Deliverability with lemlist 📧
- Fix low open ratesAdapting to Changes in Email Open Rates: What You Need to Know 📧
- Reduce email bouncesEmail Bounces: What They Are and How to Prevent Them 📧
- Domain appears blacklisted or de‑indexed by GoogleHow to Check if Your Domain is Blacklisted: A Complete Guide 🚨
- Prevent Google Workspace Account BlockingConfigure your Google Workspace account to prevent blocking and suspensions. Set up SPF/DKIM, warm up new accounts gradually, and follow content best practices to keep emails landing in inboxes.
Tracking Issues
Troubleshoot when opens, clicks, or replies aren't being tracked correctly.
Integration & Sync Errors
Resolve CRM sync failures, Zapier errors, and API connection problems.
- Troubleshoot lemlist–HubSpot sync issuesHaving trouble with data flow between lemlist and HubSpot? No worries, we're here to help.
- Fix: Attio and lemlist integration not workingFixes for the most common Attio and lemlist integration issues, including unavailable actions, missing API keys, contacts not enrolling, and workflows not triggering.
Data & Import Issues
Solve CSV encoding errors, duplicate leads, and missing field problems.