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AST RESEARCH, INC.         TECHNICAL BULLETIN # 1114               3-24-95

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	   BRAVO MS P/90, PREMMIA MX P/90 GPF RUNNING POWERBUILDER 3.0A


PROBLEM

When running PowerBuilder 3.0A, the Bravo MS P/90 or Premmia GX P/90 systems 
may experience video corruption or crash with general protection fault (GPF) 
errors.

CAUSE

PowerBuilder revision 3.0A's PBSTUB caused a GPF in Module USER.EXE at 
locations USER 9:0fed, 9:0579, and 0001:3A12.

SYSTEMS AFFECTED
AST PART NUMBER AND DESCRIPTION

501457-501     PREMMIA GX P/90
501651-XXX     BRAVO MS  P/90

SOLUTION

1. Update the PowerBuilder software to release 3.0C.  To do this, download the 
following files from Powersoft BBS (508)287-1850, Maintenance Library:

30CDISK1.ZIP
30CISK2.ZIP
30CDISK3.ZIP
30CDISK3.ZIP
30CDISK4.ZIP
TECHBL.WRI 

Follow the installation instructions for maintenance (release 3.0B) found in 
the TECHBL.WRI file.  

2. Powersoft's PowerBuilder software release 4.0 will also resolve the issue.  
   For further information on obtaining release 4.0, contact Powersoft at 
   (800) 395-3525.