serverContextHandle not retrieved.

[alpozgur]

with iisnode iam getting this error
Error: serverContextHandle not retrieved.
at C:\inetpub\wwwroot\Backend\node_modules\node-expose-sspi\dist\sso\auth.js:115:27
at C:\inetpub\wwwroot\Backend\node_modules\node-expose-sspi\dist\sso\auth.js:196:11
at Layer.handle [as handle_request] (C:\inetpub\wwwroot\Backend\node_modules\express\lib\router\layer.js:95:5)
at next (C:\inetpub\wwwroot\Backend\node_modules\express\lib\router\route.js:149:13)
at Route.dispatch (C:\inetpub\wwwroot\Backend\node_modules\express\lib\router\route.js:119:3)
at Layer.handle [as handle_request] (C:\inetpub\wwwroot\Backend\node_modules\express\lib\router\layer.js:95:5)
at C:\inetpub\wwwroot\Backend\node_modules\express\lib\router\index.js:284:15
at Function.process_params (C:\inetpub\wwwroot\Backend\node_modules\express\lib\router\index.js:346:12)
at next (C:\inetpub\wwwroot\Backend\node_modules\express\lib\router\index.js:280:10)
at jsonParser (C:\inetpub\wwwroot\Backend\node_modules\body-parser\lib\types\json.js:122:7)
statusInfo: Promise { }
messageType: Kerberos_N
UnauthorizedError: Error while doing SSO: serverContextHandle not retrieved.
at C:\inetpub\wwwroot\Backend\node_modules\node-expose-sspi\dist\sso\auth.js:194:48
at C:\inetpub\wwwroot\Backend\node_modules\node-expose-sspi\dist\sso\auth.js:196:11
at Layer.handle [as handle_request] (C:\inetpub\wwwroot\Backend\node_modules\express\lib\router\layer.js:95:5)
at next (C:\inetpub\wwwroot\Backend\node_modules\express\lib\router\route.js:149:13)
at Route.dispatch (C:\inetpub\wwwroot\Backend\node_modules\express\lib\router\route.js:119:3)
at Layer.handle [as handle_request] (C:\inetpub\wwwroot\Backend\node_modules\express\lib\router\layer.js:95:5)
at C:\inetpub\wwwroot\Backend\node_modules\express\lib\router\index.js:284:15
at Function.process_params (C:\inetpub\wwwroot\Backend\node_modules\express\lib\router\index.js:346:12)
at next (C:\inetpub\wwwroot\Backend\node_modules\express\lib\router\index.js:280:10)
at jsonParser (C:\inetpub\wwwroot\Backend\node_modules\body-parser\lib\types\json.js:122:7)