PRJ98: Unexpected Behavior When Change Percent Complete To Zero (184689)

SYMPTOMS

In Microsoft Project 98, when you change a task's Percent Complete to zero, Project may stop responding, or you may receive one of the following symptoms:

Resource Units may change.
-or-
Duration may change.
-or-
A task's timephased work values might not equal the task sheet values in the Resource Usage view or Task Usage view.

NOTE: If Microsoft Project stops responding, you may receive one of the following error messages.

In Windows 95

This program has performed an illegal operation and will be shut down.

If the problem persists, contact the program vendor.

When you click Details, you receive the following error:

WINPROJ caused an invalid page fault in module WINPROJ.EXE at <address>.

In Windows NT

An application error has occurred and an application error log is being generated.

WINPROJ.EXE
Exception: access violation (0xc0000005), Address: <address>.

CAUSE

This behavior occurs when you perform the following steps:

After having saved a baseline for a project, you change the Baseline Start on a task that has a Percent Complete value greater than zero.
You save, close and reopen that project.
You set the same task's Percent Complete value to zero.

WORKAROUND

To work around this behavior, follow these steps:

Select the task you want to change the Percent Complete value to zero.
On the Project menu, click Task Information.
Change the Percent Complete to an intermediate value, not zero (for example 10%) and click OK.
On the Project menu, click Task Information.
Change the Percent Complete to zero and click OK.

STATUS

Microsoft has confirmed this to be a problem in the versions of Microsoft Project listed above.

This problem was corrected in Microsoft Project 98 for Windows, Service Release 1 (SR-1).

For additional information about obtaining and installing SR-1, click the article number below to view the article in the Microsoft Knowledge Base:

185102 PRJ98: How to Obtain and Install MS Project 98 SR-1