Add Estimated Duration into Start Date to Caluclate Finish Date | IBM Maximo

Write and Attribute Launch point on Schedule Start Date on Workorder, 

Script will take 2 inputs: Schedule Start date and Estimated Duration.
Add duration into start date and save the final output in schedule finish date.

Object: Workorder
Attribute: SCHEDSTART, Event: Validate

Script:

from java.util import Calendar
appName = mbo.getThisMboSet().getParentApp()
if appName == 'PLUSPWO' and mbo.getString("sp")  =='01' and mbo.getString("spcontract") == '005' and mbo.getInt("istask")  == 0 and mbo.getInt("historyflag") == 0 and mbo.getString("woclass") == 'WORKORDER' :
    if not mbo.isNull('SCHEDSTART'):
        vSSD = mbo.getDate("SCHEDSTART")
     
        #estduration in minutes
        vEstDuration = mbo.getFloat("ESTDUR")*60
   
        cal=Calendar.getInstance()
        cal.setTime(vSSD)
        cal.add(Calendar.MINUTE, long(vEstDuration))
        vNewSFD =  cal.getTime()
        mbo.setValue("SCHEDFINISH",vNewSFD,2L )

Accept Charges: Cannot Log Actuals Against a Work Order | IBM Maximo

We cannot report actual against this work order
or even we can't plan any direct issue material if this checkbox is cleared.

By default, this is Accept Charges checked.  

A checkbox in Work order Tracking the main screen:

Checkbox specifies whether or not the work order accepts charges. If the checkbox is selected (the default), the work order accepts charges. If the checkbox is cleared, the work order does not accept charges, and you cannot enter charges on the work order.

We cannot report actual against this work order
or even we can't plan any direct issue material if this checkbox is cleared.

By default, this is Accept Charges checked. 

Display Duplicate Problem Warning while Creating Workorder | Maximo

Organization > Work Order Options>>Other Organization Options>>
Display Duplicate Problem Warning section.

Maximo will display the Duplicate Problem dialog box when a user enters a work order for an asset that is already entered on another open work order with the same problem code. If the checkbox is selected, Maximo will display the dialog box. If the checkbox is cleared, Maximo will not display the dialog box.