Nginx Includes Not Loaded
Nginx include directives fail when file paths are incorrect.
Category archive
Published troubleshooting guides for nginx issues.
Nginx include directives fail when file paths are incorrect.
Nginx configuration reload fails when syntax errors are present.
Nginx error log fills disk when log level is set to debug in production.
Nginx access logs are not written when buffer is full or disk is full.
Nginx rate limiting applies wrong key when variable is misconfigured.
Nginx cannot resolve IPv6 addresses when resolver is not configured for AAAA.
Nginx upstream keepalive connections are not reused when configuration is wrong.
Nginx cannot write to temp directories when permissions are incorrect.
Nginx stub_status is accessible externally when not restricted by IP.
Nginx autoindex exposes directory contents when enabled on sensitive paths.
Nginx alias misconfiguration allows path traversal when trailing slash is wrong.
Nginx configuration allows injection when variables are used unsafely.
Nginx SSL records are truncated when ssl_buffer_size is too small.
Nginx SSL session cache eviction causes handshake overhead when size is small.
Nginx stream TCP proxying fails when upstream is unreachable.
Nginx WebSocket connections drop when upgrade headers are not passed.
Nginx gRPC proxying fails when HTTP2 is not enabled or content-type is wrong.
Nginx HTTP2 server push does not work when link headers are wrong.
Nginx CORS headers are missing when add_header is not in correct block.
Nginx Content Security Policy blocks resources when directives are too strict.
Nginx HSTS header is not sent when add_header is in wrong context.
Nginx Diffie-Hellman key exchange fails when dhparam file is not generated.
Nginx OCSP stapling fails when responder is unreachable or certificate is revoked.
Nginx Lua blocking calls cause worker to hang when yield is required.
Nginx embedded Perl module fails to load when library path is wrong.
Nginx try_files fallback does not work when last parameter is wrong.
Nginx if directives behave unexpectedly due to rewrite phase evaluation.
Nginx map variables return empty when default value is not set.
Nginx buffered logs are lost when worker process crashes before flush.
Nginx epoll timeout causes latency when timer resolution is not set.
Nginx sendfile transfer fails on network filesystems that do not support it.
Nginx asynchronous I/O does not improve performance when misconfigured.
Nginx connections are dropped when conntrack table is exhausted.
Nginx rate limiting blocks legitimate traffic when burst is too small.
Nginx upstream sticky sessions fail when cookie configuration is wrong.
Nginx cannot resolve upstream hostnames when resolver is not configured.
Nginx cannot open more files when worker_rlimit_nofile is too low.
Nginx proxy cache does not store responses when cache directives are misconfigured.
Nginx gzip compression is not applied when mime types are not configured.
Nginx location blocks match in unexpected order due to priority rules.
Nginx rewrite rules do not match when regex patterns are incorrect.
Nginx FastCGI requests fail when required parameters are not configured.
Nginx proxy buffering fails when response headers exceed buffer size.
Nginx upstream server is marked unavailable after max_fails threshold.
Nginx cannot accept new connections when worker_connections limit is reached.
Nginx certificate chain verification fails when intermediate certificates are missing.
Nginx SSL handshake fails when certificate chain is incomplete or protocols mismatch.
Nginx rejects large requests when client_max_body_size is too small.
Nginx returns 504 when upstream server does not respond within timeout period.
Nginx returns 502 when upstream server is unavailable or returns invalid response.