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Keep Getting An Error Message When Trying To Complete A Task Form In Nintex Workflow

ISSUE
When completing a Nintex Task Form associated with a Nintex Workflow, SharePoint displays the error message "Unexpected error occurred."
ERROR CODE
From the GUI: Unexpected error occurred. If the problem persists, contact your support team with the following information: Correlation ID: xxxxxx Tenant ID: xxxxxx Time (UTC): YYYY-MM-DD HH:MM:SS From Logs: - Task Outcome Control 'outcomeCtrl' is not found in form - Nintex.Forms.SharePoint.Exceptions.UserException: Error in task. Input string was not in a correct format. - Exception caught by error page. => Nintex.Forms.SharePoint.Exceptions.UserException: Error in task. Input string was not in a correct format. - Application_Error => System.Web.HttpUnhandledException (0x80004005): Exception of type 'System.Web.HttpUnhandledException' was thrown.
RESOLUTION
Make sure the task form has the "Task Outcome" control present or SharePoint will throw an error message when closing the form.
ADDITIONAL INFORMATION
RELATED LINKS
Version history
Revision #:
1 of 1
Last update:
‎11-20-2018 09:37 AM
Updated by: