Blockscout frontend service error

[Blue003-dev]

Hello, I'm trying to connect blockscout to the opstack I built.
After setting up envs/common-blockscout.env and envs/common-frontend.env following the guide below, I ran the command DOCKER_REPO=blockscout-optimism docker compose -f geth.yml up
The following error log appears in the frontend service.
envs/common-blockscout.env :
envs/common-frontend.env :

frontend service Logs :

frontend | 2025-05-12T05:08:42.905315508Z $ /app/deploy/tools/sitemap-generator/node_modules/.bin/next-sitemap
frontend | 2025-05-12T05:08:43.017313514Z ✨ [next-sitemap] Loading next-sitemap config: file:///app/deploy/tools/sitemap-generator/next-sitemap.config.js
frontend | 2025-05-12T05:08:43.027420171Z 🌀 [next-sitemap] Fetching resource: http://localhost/api/v2/addresses
frontend | 2025-05-12T05:08:43.069914599Z 🌀 [next-sitemap] Fetching resource: http://localhost/api/v2/transactions?filter=validated
frontend | 2025-05-12T05:08:43.070933280Z 🌀 [next-sitemap] Fetching resource: http://localhost/api/v2/blocks?type=block
frontend | 2025-05-12T05:08:43.071779559Z 🌀 [next-sitemap] Fetching resource: http://localhost/api/v2/tokens
frontend | 2025-05-12T05:08:43.072707239Z 🌀 [next-sitemap] Fetching resource: http://localhost/api/v2/smart-contracts
frontend | 2025-05-12T05:08:43.079150070Z 🚨 [next-sitemap] Error fetching resource: http://localhost/api/v2/addresses TypeError: fetch failed
frontend | 2025-05-12T05:08:43.079181501Z at node:internal/deps/undici/undici:13392:13
frontend | 2025-05-12T05:08:43.079185037Z at process.processTicksAndRejections (node:internal/process/task_queues:105:5)
frontend | 2025-05-12T05:08:43.079188851Z at async fetchResource (/app/deploy/tools/sitemap-generator/next-sitemap.config.js:12:17)
frontend | 2025-05-12T05:08:43.079192285Z at async Object.additionalPaths (/app/deploy/tools/sitemap-generator/next-sitemap.config.js:196:11)
frontend | 2025-05-12T05:08:43.079195377Z at async UrlSetBuilder.createUrlSet (file:///app/deploy/tools/sitemap-generator/node_modules/next-sitemap/dist/esm/builders/url-set-builder.js:103:32)
frontend | 2025-05-12T05:08:43.079198989Z at async CLI.main (file:///app/deploy/tools/sitemap-generator/node_modules/next-sitemap/dist/esm/cli.js:22:24) {
frontend | 2025-05-12T05:08:43.079202030Z [cause]: AggregateError [ECONNREFUSED]:
frontend | 2025-05-12T05:08:43.079218555Z at internalConnectMultiple (node:net:1121:18)
frontend | 2025-05-12T05:08:43.079221430Z at afterConnectMultiple (node:net:1688:7) {
frontend | 2025-05-12T05:08:43.079223722Z code: 'ECONNREFUSED',
frontend | 2025-05-12T05:08:43.079232932Z [errors]: [ [Error], [Error] ]
frontend | 2025-05-12T05:08:43.079234961Z }
frontend | 2025-05-12T05:08:43.079236941Z }
frontend | 2025-05-12T05:08:43.080587313Z 🚨 [next-sitemap] Error fetching resource: http://localhost/api/v2/transactions?filter=validated TypeError: fetch failed
frontend | 2025-05-12T05:08:43.080610494Z at node:internal/deps/undici/undici:13392:13
frontend | 2025-05-12T05:08:43.080613488Z at process.processTicksAndRejections (node:internal/process/task_queues:105:5)
frontend | 2025-05-12T05:08:43.080615878Z at async fetchResource (/app/deploy/tools/sitemap-generator/next-sitemap.config.js:12:17)
frontend | 2025-05-12T05:08:43.080618620Z at async Object.additionalPaths (/app/deploy/tools/sitemap-generator/next-sitemap.config.js:197:11)
frontend | 2025-05-12T05:08:43.080621313Z at async UrlSetBuilder.createUrlSet (file:///app/deploy/tools/sitemap-generator/node_modules/next-sitemap/dist/esm/builders/url-set-builder.js:103:32)
frontend | 2025-05-12T05:08:43.080633138Z at async CLI.main (file:///app/deploy/tools/sitemap-generator/node_modules/next-sitemap/dist/esm/cli.js:22:24) {
frontend | 2025-05-12T05:08:43.080636001Z [cause]: AggregateError [ECONNREFUSED]:
frontend | 2025-05-12T05:08:43.080638113Z at internalConnectMultiple (node:net:1121:18)
frontend | 2025-05-12T05:08:43.080640197Z at afterConnectMultiple (node:net:1688:7) {
frontend | 2025-05-12T05:08:43.080642547Z code: 'ECONNREFUSED',
frontend | 2025-05-12T05:08:43.080644814Z [errors]: [ [Error], [Error] ]
frontend | 2025-05-12T05:08:43.080646923Z }
frontend | 2025-05-12T05:08:43.080648810Z }
frontend | 2025-05-12T05:08:43.081635395Z 🚨 [next-sitemap] Error fetching resource: http://localhost/api/v2/blocks?type=block TypeError: fetch failed
frontend | 2025-05-12T05:08:43.081651481Z at node:internal/deps/undici/undici:13392:13
frontend | 2025-05-12T05:08:43.081654790Z at process.processTicksAndRejections (node:internal/process/task_queues:105:5)
frontend | 2025-05-12T05:08:43.081657439Z at async fetchResource (/app/deploy/tools/sitemap-generator/next-sitemap.config.js:12:17)
frontend | 2025-05-12T05:08:43.081660083Z at async Object.additionalPaths (/app/deploy/tools/sitemap-generator/next-sitemap.config.js:198:11)
frontend | 2025-05-12T05:08:43.081662921Z at async UrlSetBuilder.createUrlSet (file:///app/deploy/tools/sitemap-generator/node_modules/next-sitemap/dist/esm/builders/url-set-builder.js:103:32)
frontend | 2025-05-12T05:08:43.081665830Z at async CLI.main (file:///app/deploy/tools/sitemap-generator/node_modules/next-sitemap/dist/esm/cli.js:22:24) {
frontend | 2025-05-12T05:08:43.081668237Z [cause]: AggregateError [ECONNREFUSED]:
frontend | 2025-05-12T05:08:43.081670487Z at internalConnectMultiple (node:net:1121:18)
frontend | 2025-05-12T05:08:43.081672840Z at afterConnectMultiple (node:net:1688:7) {
frontend | 2025-05-12T05:08:43.081688056Z code: 'ECONNREFUSED',
frontend | 2025-05-12T05:08:43.081690341Z [errors]: [ [Error], [Error] ]
frontend | 2025-05-12T05:08:43.081692549Z }
frontend | 2025-05-12T05:08:43.081694803Z }
frontend | 2025-05-12T05:08:43.082632561Z 🚨 [next-sitemap] Error fetching resource: http://localhost/api/v2/tokens TypeError: fetch failed
frontend | 2025-05-12T05:08:43.082649042Z at node:internal/deps/undici/undici:13392:13
frontend | 2025-05-12T05:08:43.082651504Z at process.processTicksAndRejections (node:internal/process/task_queues:105:5)
frontend | 2025-05-12T05:08:43.082653364Z at async fetchResource (/app/deploy/tools/sitemap-generator/next-sitemap.config.js:12:17)
frontend | 2025-05-12T05:08:43.082655586Z at async Object.additionalPaths (/app/deploy/tools/sitemap-generator/next-sitemap.config.js:199:11)
frontend | 2025-05-12T05:08:43.082658145Z at async UrlSetBuilder.createUrlSet (file:///app/deploy/tools/sitemap-generator/node_modules/next-sitemap/dist/esm/builders/url-set-builder.js:103:32)
frontend | 2025-05-12T05:08:43.082660549Z at async CLI.main (file:///app/deploy/tools/sitemap-generator/node_modules/next-sitemap/dist/esm/cli.js:22:24) {
frontend | 2025-05-12T05:08:43.082662439Z [cause]: AggregateError [ECONNREFUSED]:
frontend | 2025-05-12T05:08:43.082664429Z at internalConnectMultiple (node:net:1121:18)
frontend | 2025-05-12T05:08:43.082666706Z at afterConnectMultiple (node:net:1688:7) {
frontend | 2025-05-12T05:08:43.082668932Z code: 'ECONNREFUSED',
frontend | 2025-05-12T05:08:43.082670973Z [errors]: [ [Error], [Error] ]
frontend | 2025-05-12T05:08:43.082672966Z }
frontend | 2025-05-12T05:08:43.082674888Z }
frontend | 2025-05-12T05:08:43.083253453Z 🚨 [next-sitemap] Error fetching resource: http://localhost/api/v2/smart-contracts TypeError: fetch failed
frontend | 2025-05-12T05:08:43.083260530Z at node:internal/deps/undici/undici:13392:13
frontend | 2025-05-12T05:08:43.083262809Z at process.processTicksAndRejections (node:internal/process/task_queues:105:5)
frontend | 2025-05-12T05:08:43.083265173Z at async fetchResource (/app/deploy/tools/sitemap-generator/next-sitemap.config.js:12:17)
frontend | 2025-05-12T05:08:43.083267091Z at async Object.additionalPaths (/app/deploy/tools/sitemap-generator/next-sitemap.config.js:200:11)
frontend | 2025-05-12T05:08:43.083269560Z at async UrlSetBuilder.createUrlSet (file:///app/deploy/tools/sitemap-generator/node_modules/next-sitemap/dist/esm/builders/url-set-builder.js:103:32)
frontend | 2025-05-12T05:08:43.083271894Z at async CLI.main (file:///app/deploy/tools/sitemap-generator/node_modules/next-sitemap/dist/esm/cli.js:22:24) {
frontend | 2025-05-12T05:08:43.083274082Z [cause]: AggregateError [ECONNREFUSED]:
frontend | 2025-05-12T05:08:43.083276028Z at internalConnectMultiple (node:net:1121:18)
frontend | 2025-05-12T05:08:43.083278104Z at afterConnectMultiple (node:net:1688:7) {
frontend | 2025-05-12T05:08:43.083280038Z code: 'ECONNREFUSED',
frontend | 2025-05-12T05:08:43.083282013Z [errors]: [ [Error], [Error] ]
frontend | 2025-05-12T05:08:43.083284108Z }

Actually, when I go to http://localhost/ and get the transaction,
http://localhost/api/v2/transactions?filter=validated results in 502 Bad Gateway. Could you help me to solve ?
Thank you for your help.

[ekawibisono]

hello @Blue003-dev , can you inform you access use local pc or vps ?