License Troubleshoot NEW

Overview

This guide helps you troubleshoot common licensing issues. Follow the steps below to diagnose and resolve problems with your RC License installation.

Pre-Troubleshooting Checklist

☐ You have root access to your server
☐ Your server has internet connectivity
☐ Your operating system is supported
☐ You have a valid license
☐ Ports 80 and 443 are not blocked

Common Issues and Solutions

License Installation Failed

Symptoms:

Installation script exits with errors
License command not found after installation
Permission denied errors

Solutions:

1. Verify you're running as root:

whoami

Output should be: root

2. Check internet connectivity:

curl -I https://api.licensetube.com

Should return HTTP 200 or 301 response

3. Reinstall the license:

bash <( curl https://api.licensetube.com/pre.sh ) cPanel; ZCP

License Command Not Found

Symptoms:

Command not found error when running license command
License prefix not recognized

Solutions:

1. Check if license is installed:

which ZCP

2. Verify installation path:

ls -la /usr/local/bin/ | grep RcLicense

3. Reinstall if missing:

bash <( curl https://api.licensetube.com/pre.sh ) cPanel; ZCP

License Expired

Symptoms:

License status shows "Expired"
Services restricted or disabled
Warning messages in logs

Solutions:

1. Check license status:

ZCP

2. Renew your license:

Contact support or visit our website to renew your license.

3. Update license after renewal:

ZCP

Network Connectivity Issues

Symptoms:

Cannot download installation files
Mirror URL not accessible
Timeout errors

Solutions:

1. Test connectivity to mirror:

ping https://api.licensetube.comcurl -v https://api.licensetube.com

2. Check firewall rules:

iptables -L -n | grep 80
iptables -L -n | grep 443

3. Verify DNS resolution:

nslookup mirror.resellercenter.ir
dig mirror.resellercenter.ir

Permission Denied Errors

Symptoms:

Permission denied when running license commands
Cannot write to installation directory

Solutions:

1. Check file permissions:

ls -la /usr/local/bin/ZCP

2. Fix permissions:

chmod 755 /usr/local/bin/ZCP

3. Verify ownership:

chown root:root /usr/local/bin/ZCP

License Verification Failed

Symptoms:

Verification command fails
Cannot connect to verify.cpanel.net

Solutions:

1. Check cPanel verification status:

touch /etc/.verifylicense
ZCP

2. Verify network access:

curl -I https://verify.cpanel.net

3. Check firewall rules for outbound connections:

iptables -L -n | grep ACCEPT

Advanced Troubleshooting

Checking System Logs

View system messages:

tail -f /var/log/messages

Check cPanel logs:

tail -f /var/log/cpanel/error_log

Testing License Manually

1. Download installation script:

wget https://api.licensetube.com/pre.sh

2. Run with debug mode:

bash -x pre.sh cPanel

Collecting Diagnostic Information

For support, gather this information:

uname -a
php --version
ZCPdf -h
free -h
ifconfig

Getting Help

Support Resources

Contact Support

If you cannot resolve the issue, please contact our support team with:

Your license type and ID
Server OS and version
Error messages
Steps you've already tried
System diagnostic output