Help Centre › eM Client › eM Client Not Responding
This troubleshooting guide walks UK eM Client users through the symptoms, likely causes and fixes for eM Client Not Responding. Each solution is ordered from most-common to more-advanced, with clear steps you can follow without technical background. If you are running eM Client on a UK business mailbox (Axigen via smartxhosting.uk, Exchange, Google Workspace or another provider), the steps below apply. For ongoing UK support, eM Client licences bought from smartxhosting.uk/email-client include priority UK-hours support.
When This Problem Occurs · Common Causes · Solution 1: Wait for the Operation to Complete · Solution 2: Force Close via Task Manager · Solution 3: Identify the Trigger · Solution 4: Increase System Resources · FAQ
Most instances of this issue fall into one of the following categories:
- Recent change — a setting, password or server configuration changed on your account or the mail server.
- Network — your UK broadband, VPN or a corporate firewall blocks or delays the connection.
- Authentication — stored credentials expired or your mail provider requires re-authentication (for example OAuth tokens).
- Client state — eM Client’s local database or cache has become inconsistent.
- Provider-side issue — maintenance or outage on the mail server; check the provider status page before assuming local fault.
- Version mismatch — eM Client version is out of date; update via Help → Check for Updates.
Most instances of this issue fall into one of the following categories:
- Recent change — a setting, password or server configuration changed on your account or the mail server.
- Network — your UK broadband, VPN or a corporate firewall blocks or delays the connection.
- Authentication — stored credentials expired or your mail provider requires re-authentication (for example OAuth tokens).
- Client state — eM Client’s local database or cache has become inconsistent.
- Provider-side issue — maintenance or outage on the mail server; check the provider status page before assuming local fault.
- Version mismatch — eM Client version is out of date; update via Help → Check for Updates.
This solution addresses one of the most common causes of the issue.
- Open eM Client and go to the relevant settings area identified in the troubleshooting walkthrough.
- Apply the fix described in the heading — reset, reconfigure, or rebuild the affected component.
- Test that the issue is resolved by replicating the original failure case.
- If the issue persists, move to the next solution. If the fix worked, consider whether any preventive steps can stop it recurring.
Safety note: Back up your database (File → Backup) before applying any repair or reset that modifies local data.
This solution addresses one of the most common causes of the issue.
- Open eM Client and go to the relevant settings area identified in the troubleshooting walkthrough.
- Apply the fix described in the heading — reset, reconfigure, or rebuild the affected component.
- Test that the issue is resolved by replicating the original failure case.
- If the issue persists, move to the next solution. If the fix worked, consider whether any preventive steps can stop it recurring.
Safety note: Back up your database (File → Backup) before applying any repair or reset that modifies local data.
This solution addresses one of the most common causes of the issue.
- Open eM Client and go to the relevant settings area identified in the troubleshooting walkthrough.
- Apply the fix described in the heading — reset, reconfigure, or rebuild the affected component.
- Test that the issue is resolved by replicating the original failure case.
- If the issue persists, move to the next solution. If the fix worked, consider whether any preventive steps can stop it recurring.
Safety note: Back up your database (File → Backup) before applying any repair or reset that modifies local data.
This solution addresses one of the most common causes of the issue.
- Open eM Client and go to the relevant settings area identified in the troubleshooting walkthrough.
- Apply the fix described in the heading — reset, reconfigure, or rebuild the affected component.
- Test that the issue is resolved by replicating the original failure case.
- If the issue persists, move to the next solution. If the fix worked, consider whether any preventive steps can stop it recurring.
Safety note: Back up your database (File → Backup) before applying any repair or reset that modifies local data.
eM Client licences for UK businessesBuy eM Client Pro, Business or a team licence pack from
smartxhosting.uk/email-client — UK VAT invoices, GBP billing, lifetime and subscription options, supported in UK business hours.
Q: How do I know if my issue is actually related to em client not responding?
A: Check the symptoms described above. If eM Client behaves as described and workarounds match the cause, this guide applies. If the error message differs, check our other troubleshooting articles.
Q: Does this issue affect Windows, macOS or both?
A: Most eM Client issues affect both desktop platforms similarly. Where one platform is more commonly affected, we note it in the solutions.
Q: Will I lose e-mail data while troubleshooting?
A: Solutions based on re-sync (IMAP) pull data fresh from the server — nothing is lost. Database repair is also non-destructive. Back up (File → Backup) before running any advanced repair.
Q: Do I need to reinstall eM Client?
A: Rarely. Most issues resolve with configuration changes, re-sync or database repair. Full reinstall is the last resort after the other solutions fail.
Q: Does this apply if I bought eM Client from smartxhosting.uk?
A: Yes. Licences from smartxhosting.uk/email-client are identical to those sold directly — same software, same features, same troubleshooting. Smartxhosting.uk adds UK support, VAT invoicing and GBP pricing.
Q: Where can I get more help?
A: For UK-business users with licences from smartxhosting.uk, priority support is available through the client area. For general questions, the official eM Client knowledge base complements this guide.