Open Microsoft Project file and a blank screen appear

When you work with Microsoft Project 2010 in 2 monitor, you finish working, save the file and then next day you open a project file and a blank screen appear like this:


What the he**, where is my project?

At first I thought the file is damaged, but it isn’t.

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Does it matter calculating the total float from the start dates or finish dates in P6?

We were taught that the total float is the amount of time that the activity can be delayed without affecting the overall project duration.

And the calculation of the total float is the difference between the late dates and the early dates.

Either the Late Start – Early Start or Late finish – Early Finish. Both should give the same results.

But in P6 you have the option to use start dates or the finish dates in calculating the float.

Figure (1) – Shows P6 settings for float calculations

So, does it matter? Or does it give different results?

Continue reading “Does it matter calculating the total float from the start dates or finish dates in P6?”

Remove relationship for multiple activities

You have a group of activities which need to be removed all relationship


Instead of going to each activity and click the Remove button, you can select all activity -> right click ->  Assign -> Click on either Predecessor or Successor


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Can not filter on Start or Finish date

You have a very simple project. You want to show only activity which finish on 25-Jan-16.


As usual, you create an filter like this:


Then… SURPRISE. It’s a blank screen.


A big “WHY” question.

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Create critical path for “any activity”

In Primavera when we use the default “Critical” filter, it will show the critical path for the whole project (for the last activity).


How about if we want to show critical path for an activity which is somewhere in middle of project, not the last one.

In this case we can use “Multiple float paths” function.

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