Hi Jose,
You can use the following script as a scripted component in your application area and you can use the same for table by modifying the script.
ComponentPath =Components\SAP R3\Common Functions\GUI Functions\Grids
Get_Grid_RowNumber_By_Content :
SetExitConsolidatedComponentOnFailure(True)
Grid = GetParameterValue("C5_C9_Get_Grid_RowNumber_By_Content_Grid")
RefColumn = GetParameterValue("C5_C9_Get_Grid_RowNumber_By_Content_RefColumn")
RefValue = ResolveParameter("C5_C9_Get_Grid_RowNumber_By_Content_RefValue")
FromStartingRow = GetParameterValue("C5_C9_Get_Grid_RowNumber_By_Content_FromStartingRow")
val = SAP_get_Grid_RowNumber_By_Content (Grid, RefColumn, RefValue, FromStartingRow)
GS_StoreValue GetParameterValue("C5_C9_Get_Grid_RowNumber_By_Content_TargetField"),val-1
Thanks,
Venkatesan M