Error: SAMLResponse is not valid base64-encoded XML

[deeptiranjandrb]

I am getting below error in my project:
Error: SAMLResponse is not valid base64-encoded XML at SAML.validatePostResponseAsync (/Users/dbali00/Documents/pure_repos/customer-management-ui/node_modules/passport-saml/lib/node-saml/saml.js:562:23) at MultiSamlStrategy.authenticate (/Users/dbali00/Documents/pure_repos/customer-management-ui/node_modules/passport-saml/lib/passport-saml/strategy.js:80:18) at /Users/dbali00/Documents/pure_repos/customer-management-ui/node_modules/passport-saml/lib/passport-saml/multiSamlStrategy.js:28:32 at findProvider (/Users/dbali00/Documents/pure_repos/customer-management-ui/routes/api-config/passport.js:31:14) at Object.getSamlOptions (/Users/dbali00/Documents/pure_repos/customer-management-ui/routes/api-config/passport.js:37:9) at MultiSamlStrategy.authenticate (/Users/dbali00/Documents/pure_repos/customer-management-ui/node_modules/passport-saml/lib/passport-saml/multiSamlStrategy.js:21:23) at attempt (/Users/dbali00/Documents/pure_repos/customer-management-ui/node_modules/passport/lib/middleware/authenticate.js:369:16) at authenticate (/Users/dbali00/Documents/pure_repos/customer-management-ui/node_modules/passport/lib/middleware/authenticate.js:370:7) at Layer.handle [as handle_request] (/Users/dbali00/Documents/pure_repos/customer-management-ui/node_modules/express/lib/router/layer.js:95:5) at next (/Users/dbali00/Documents/pure_repos/customer-management-ui/node_modules/express/lib/router/route.js:137:13) at Route.dispatch (/Users/dbali00/Documents/pure_repos/customer-management-ui/node_modules/express/lib/router/route.js:112:3) at Layer.handle [as handle_request] (/Users/dbali00/Documents/pure_repos/customer-management-ui/node_modules/express/lib/router/layer.js:95:5) at /Users/dbali00/Documents/pure_repos/customer-management-ui/node_modules/express/lib/router/index.js:281:22 at Function.process_params (/Users/dbali00/Documents/pure_repos/customer-management-ui/node_modules/express/lib/router/index.js:335:12) at next (/Users/dbali00/Documents/pure_repos/customer-management-ui/node_modules/express/lib/router/index.js:275:10) at /Users/dbali00/Documents/pure_repos/customer-management-ui/server-csr-proxy.js:109:5

Previously the same project was running after building. But it has stopped working. There are no code/package updates in the project.

I am using version 3.2.0 and tried upgrading to 3.2.4 but still I am receiving the same error. Can somebody please help me with the issue?

[srd90]

Author of this question created/converted this question to issue #806
So anyone looking for answer / discussion related to this question goto #806