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P6 duration format

Zhao HuangMember for 22 years 10 months
Created
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It's confuse, my activity duration is 240days, I think 240 days roughly equal to 8 months,  when I change the duration format  unit of time to month, it became to 11 month, what's the problem? Dose anyone can help me ?

Thanks

Huang Zhao

7 replies

Oldest first
  1. 0
    Jonas Ray Puig ·

    Hi Huang Zhao,Check your

    Hi Huang Zhao,

    Check your calendar in detail. i.e Workhours/day? Workday/week? or even Workweek/month?

    What's your project calendar?

    What's your GLOBAL (default) calendar?

    What calendar have you assigned on that particular activity?

    Regards,

    JRP

     

     

  2. 0
    Muthukumaru Senthuran ·

    Hi Zhao;   As Ray said please

    Hi Zhao;

     

    As Ray said please check your calendar definition, howmany hors/ day; how may days /month;

     

    Then Admin category check the houes definition;

    a) 8 hrs/day

    b),,,/ week

    c)..../ month

     

    Now you will get the expected results.

    As a example if you define the calendar 8 hours/ work day and if you assigne the 24 hours work activity , it will consider as a 3 days not 1 day.

     

    Senthuran

  3. 0
    Rocky Fox ·

    Hi Zhao Huang,In your

    Hi Zhao Huang,

    In your thought, 240-day duration equals 8 months including Saturday and Sunday. Remember that default calendar is usually 5 day workweek w/basic holidays, so when you change unit time to month, 240 days is about 10.2 months and shown on PM as 11 months.

    Cheers.

  4. 0
    Zhao Huang ·

    Rocky, Senthuran and JRP. I

    Rocky, Senthuran and JRP.

    I have checked my GOBAL & project calendar, there all 7-day workweek. All activities

    In the Admin houes definition is as same as 7 day workweek calendar.

    a) 8 hrs/day

    b) 56 hrs/ week

    c) 172 hrs/ month

    d) 2000 hrs/ year

    but the problem have not fix.

    what's problem?

    Regards,

    HZ

  5. 0
    Mhd Matar ·

    Also you must check your

    Also you must check your resource calendar

  6. 0
    Gary Whitehead ·

    So according to the admin

    So according to the admin definitions:

     

    240 days * 8hrs/day = 1,920 hrs

    1,920 hrs / 172hrs/month - 11.16 months

     

    If you don't like 11 months, change the admin settings. Those settings seem strange to me

    e.g. 172hrs in a month and 56hrs in a week means 1 month = 3 weeks

    2000hrs in a year and 56hrs in a week means 1 year = 36 weeks

  7. 0
    Arnold Puy ·

    Hi Huang Zhao,The issue here

    Hi Huang Zhao,

    The issue here is the calendar assigned to the activites. Since the default is 8 hrs/day and you changed your Durations Format --> Unit of Time, to month then you must also changed your Time Periods in the calendar under Hours/Month from 172 to 240.

    Try this exercise and let me know.

    Best regards,

    Arnold

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