Important Notification to customers that are using WinGP

Last Updated: May 14, 2015
Posted: Apr. 1, 2015

Thank you very much for your continuous use of Pro-face products.
We have confirmed the following symptoms on WinGP.
The symptom and corrective measures for this problem are indicated below
We sincerely apologize for any inconvenience this may cause you.

Symptom descriptions

When the special switch (launch application) is used with the following setting in WinGP, and when this switch is pressed more than 2 times, then the behavior of WinGP becomes extremely slow.

Display Unit -> WinGP Setting -> Operation Settings

  • Enable "Prioritize Start Application command".

Special Switch Setting

  • "Prevent Multiple Instances" is enable.
  • The window title of applications to launch is set.
  • "Find Whole Window Title Only" is enable.


Applicable combination of products

Editor [GP-Pro EX]:

Product model PFXEXEDV40
Target Version GP-Pro EX Ver. 4.02.000 or later
How to confirm the version [Help (H)] → [Version Information (A)]

Programmable HMI:

Series WinGP


This symptom can be prevented with the following settings (one of either).

  • Disable "Prioritize Start Application command".
  • Disable "Prevent Multiple Instances".
  • Disable "Find Whole Window Title Only".
This symptom will be improved at the next version of GP-Pro EX.


If you have any inquiries, please contact our sales office in your region.
For contact information, please refer to the "Inquiry" page.