Web Dynpro ABAP ALV ABAP Dictionary input help does not work

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Symptom
The ABAP Dictionary F4 search help does not work in a Web Dynpro ABAP ALV list. In ABAP Dictionary input helps that require several entries from an ABAP Dictionary structure, the system cannot determine the values of these fields.
Other terms
Web Dynpro ABAP, ALV, SAP List ViewerInput help, F4 help, DDIC, ABAP Dictionary, search [...]

ST04 DYNPRO_FIELD_CONVERSION due to negative values

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Symptom
Short dump DYNPRO_FIELD_CONVERSION ocurrs when starting the database
performance monitor for Oracle (transactions ST04 or DBACOCKPIT).
Other terms
C_ORA_MM_GET_DATA, S_ORA_COCKPIT_2
Reason and Prerequisites
Negative Oracle-supplied values of “Wait time” generate a conversion error in the Dynpro 200.
Solution
Please apply the correction attached.