Exception encountered while executing operation { ServiceApiError: Response Parser Failure: Request

Hi ,
I'm running a node.js server that calls Adobe API.  The adobe api works in my local system fine but on server it's through error. It is only not wokring in specific one lives server.
1. this is only happen in live server
2. In other live server also it's working but only occuring in specific one server

3. We delete some users form our server using deluser commend then after we restart our nginx server and the problem is occure.
Can anyone please help me 🙂

0|server  | Exception encountered while executing operation { ServiceApiError: Response Parser Failure: Request aborted
0|server  |     at multipartResponseParser.parse (/var/catapultSrcCode/catapulthq/server/node_modules/@adobe/documentservices-pdftools-node-sdk/src/internal/api/cpf-api.js:160:19)
0|server  |     at IncomingForm.<anonymous> (/var/catapultSrcCode/catapulthq/server/node_modules/formidable/lib/incoming_form.js:104:9)
0|server  |     at emitOne (events.js:116:13)
0|server  |     at IncomingForm.emit (events.js:211:7)
0|server  |     at IncomingForm._error (/var/catapultSrcCode/catapulthq/server/node_modules/formidable/lib/incoming_form.js:298:8)
0|server  |     at IncomingMessage.<anonymous> (/var/catapultSrcCode/catapulthq/server/node_modules/formidable/lib/incoming_form.js:122:12)
0|server  |     at emitNone (events.js:106:13)