ISSUE
When opening a Nintex Form with a calculated control and a IF runtime function, the following error occurs:An embedded page at formso365.nintex.com says The form is reporting the following Errors: If is not defined
ERROR CODE
If Is Not DefinedRESOLUTION
The IF function is a native SharePoint function. Contact Microsoft support for issues related to native functions.ADDITIONAL INFORMATION
The following steps can be used to verify that issues with the IF function are not specific to Nintex Forms:- On the affected list, create a calculated column on the list.
- Add the following formula:
=if(1>2,"true","false")
- If this fails, it indicates a site-wide issue with the IF function.