How To Fix WA685 - & &: Parameter & is not optional

SAP Error Message - Details

• Message type: E = Error

• Message class: WA - Messages from Workflow Event Manager

• Message number: 685

• Message text: & &: Parameter & is not optional

What causes this issue?

The specified parameter of the specified function module is not
optional. This is not allowed since it is not assigned values when the
function module is called.

System Response

The action was aborted.

How to fix this error?

Designate the specified parameter as optional and assign a standard
value to it.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.