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fatal error -1027: Failed signing regid

When I try to build the installer, I get the fatal error 1027 message and the build stops.

Here is the message from the log file:

================= Logging started at 2/19/2021 02:18:19 PM ==================
Created release folders
Started signing ...
ISDEV : fatal error -1027: Failed signing
PROJECT_ASSISTANT\SINGLE_EXE_IMAGE - 1 error(s), 0 warning(s)
================= Logging stopped at 2/19/2021 02:18:20 PM ==================
Log file has been created: <file:C:\InstallShield 2016 Projects\Janus 5.4\PROJECT_ASSISTANT\SINGLE_EXE_IMAGE\LogFiles\2-19-2021 02-18-19 PM.txt>


I am using InstallShield 2016 Professional Edition

Version 23

Service Pack 2


Operating System

Windows 10 Pro

Version 2004


System model HP Z240 SFF Workstation

x64-based PC

Processor Intel Core i7-6700 CPU @ 3.4 GHZ 4 cores


My last successful build was Nov 2020

Any suggestions on how to fix the problem would be appreciated.





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