Article - CS295970
Login to ThingWorx Navigate with "Windchill Authentication" option is failing with "HTTP Status 511"
Modified: 12-Aug-2025
Applies To
- Windchill Navigate (formerly ThingWorx Navigate) 1.7.0 to 10.0
- ThingWorx Platform 8.4 to 10.0
- Windchill PDMLink 11.0 to 13.1
Description
- ThingWorx Navigate with Windchill Authentication shows HTTP Status 511 – Network Authentication Required after entering credentials
- ThingWorx is not working getting error below after entering credentials
HTTP Status 511 – Network Authentication Required PKIX path validation failed: java.security.cert.CertPathValidatorException: Path does not chain with any of the trust anchors
- After installation of ThingWorx Navigate with Windchill Authentication the login to ThingWorx is failing with HTTP Status 511
- After changing Authentication type from Fixed Authentication to Windchill Authentication, login to ThingWorx is failing with HTTP Status 511
- ThingWorx Navigate is inaccessible after updating certificates
- Integration Runtime starts up without issue but still cannot login with Windchill Authentication
- Errors as seen in browser
or
or just
- After successful installation of ThingWorx , ThingWorx Navigate and configuring Windchill authentication, while logging we are facing issue
- ThingWorx Error.log is reporting error below :
[L: ERROR] [O: E.c.q.l.c.Logger] [I: ] [U: ] [S: ] [P: ] [T: https-jsse-nio-443-exec-5] sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
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