"An error occurred while processing your request. Kindly check the specified object type and ids of the request. Error: null" Issue with Connector v5.3.6 - v5.3.8

Plugin:

Classic Connector for Salesforce & Jira

Question:

Answer:

Problem

This error has been fixed in version 5.3.9.

A bug was introduced in the Connector for Salesforce.com and JIRA Version 5.3.8.

When creating a JIRA Issue from Salesforce.com using the "Create" endpoint for Objects other than Cases. you may get the following error:

An error occurred while processing your request. Kindly check the specified object type and ids of the request. Error: null

Solution

Disable all comment related settings in JIRA mappings:

Go to Cog Icon > Add-ons
Under Cloud Connectors, click on Mappings
Click Configure on your affected mapping
Expand the Settings so all your mapping settings are displayed.
Disable all comment related settings, like in the following image: