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Learn to troubleshoot and resolve common issues preventing server-side Google Tag Manager containers from receiving requests in preview mode through this comprehensive tutorial. Discover the primary causes behind non-functioning server-side GTM setups, including server health problems, incorrect server_container_url configurations, browser-related issues, external server request complications, CDN and firewall blocking, browser extension interference, and timing problems with event tags firing before Google Tags. Follow step-by-step solutions for each potential issue, starting with basic server health checks and progressing through more complex scenarios like handling requests from external servers and resolving CDN/firewall blocks. Master troubleshooting techniques for browser extensions that may interfere with tracking, understand the critical timing relationship between event tags and Google Tags, and gain practical knowledge for ensuring your server-side GTM container functions correctly across different environments and configurations.
