Specify a sample to define which data the system is to select

What causes this issue?

The system found more than 1000 potential function modules.
This is too many to check whether their interfaces are compatible with
the first-level check.

System Response

The system cancels the activity.

How to fix this error?

Enter a sample in the input field for function modules to narrow the
selection in the input help.
Example:
Function module for first-level check:
GLE_ECS*

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.