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500 Error: Both `options` and `options.target` are required.

Freshabout 14 years ago
Mar 14, 20260 views
Confidence Score85%
85%

Problem

when use http-proxy in this manner - i do not have a problem - the target is reached. httpProxy.createServer(function (req, res, proxy) { var target = locations[1]; proxy.proxyRequest(req, res, target); but i want to create server with express so i do the following var proxy = new httpProxy.HttpProxy(); proxy.proxyRequest(req, res, target); i get the following 500 Error: Both `options` and `options.target` are required. is there something else that is required.

Error Output

Error: Both `options` and `options.target` are required.

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1 Fix

Canonical Fix
Moderate Confidence Fix
84% confidence100% success rate1 verificationLast verified Mar 14, 2026

Solution: 500 Error: Both `options` and `options.target` are required.

Low Risk

That isn't how the API works, read the examples and the documentation.

84

Trust Score

1 verification

100% success
  1. 1

    That isn't how the API works, read the examples and the documentation.

    That isn't how the API works, read the examples and the documentation.

Validation

Resolved in http-party/node-http-proxy GitHub issue #166. Community reactions: 0 upvotes.

Verification Summary

Worked: 1
Last verified Mar 14, 2026

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Environment

Submitted by

AC

Alex Chen

2450 rep

Tags

proxyhttpnode.jsneeds-advice