How to fix SAP error WA684?

What causes this issue? The specified parameter of the specified function module has an ABAP Dictionary reference that is not in accordance with the interface required for such a function module.System Response The action was aborted.How to fix this error? Check the parameter definition.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.

How To Fix WA684 - & &: Parameter & has invalid reference &

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SAP Error Message - Details

Message type: E = Error
Message class: WA - Messages from Workflow Event Manager
Message number: 684
Message text: & &: Parameter & has invalid reference &
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What causes this issue?
The specified parameter of the specified function module has an ABAP
Dictionary reference that is not in accordance with the interface
required for such a function module.
System Response
The action was aborted.
How to fix this error?
Check the parameter definition.
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.

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What is the cause and solution for SAP error message WA684 - & &: Parameter & has invalid reference & ?

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