GroupWise 8.0.1 on a XP sp3 Machine.
Several times a day when Opening or Replying to a messsage the Client gets a Widows Titled: grpwise.exe - Application Error.
In the Window it says: The instruction at "0x77510aa4" referenced memory at "0x00000000". The memory could not be "read". Click OK to terminate the program Click Cancel to debug the program.

In the Event log there is only One event at that time.
Source: Application Popup
Category: None
Event ID: 26
Description: Application Popup: grpwise.exe - Application Error: The instruction at "0x77510aa4" referenced memory at "0x00000000". This memory could not be "read".

Any help will be Greatly appreciated !