How to fix SAP error TT138?

What causes this issue? The input values cannot be determined using the ABAP/4 Repository Information System.System Response The system issues an error message and will not allow you to continue with this transaction until the error is resolved. How to fix this error? If necessary, add the input values you require. If you need help finding the values you require, specify the function and press ENTER. For further information, use the F1 help function for the fields in question and refer to the user's guide.Error message extract from SAP system. Copyright SAP SE.

How To Fix TT138 - No input values can be displayed for function &

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SAP Error Message - Details

Message type: E = Error
Message class: TT - Extended Computer Aided Test Tool (eCATT) messages
Message number: 138
Message text: No input values can be displayed for function &
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What causes this issue?
The input values cannot be determined using the ABAP/4 Repository
Information System.
System Response
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
How to fix this error?
If necessary, add the input values you require. If you need help
finding the values you require, specify the function and press ENTER.
For further information, use the F1 help function for the fields in
question and refer to the user's guide.

Error message extract from SAP system. Copyright SAP SE.

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