After installing the 32bit edition of the HelpMaster Desktop application onto a 64 bit version of Windows, upon launching HelpMaster it unexpectedly crashes. This is a known issue caused by the installation of the 64bit version of "SAP Crystal Reports runtime engine for .Net Framework 4 (64-bit)". This component may be installed by the executable (only the *.exe installer of HelpMaster deploys the Crystal Reports Runtime components) 64bit edition of HelpMaster, or by another application that utilises the same runtime engine.
When you launch HelpMaster the following Windows error dialogue appears;
When viewing the problem details the following information is returned;
Problem Event Name: APPCRASH
Application Name: HMP.Desktop.exe
Application Version: 188.8.131.52
Application Timestamp: 50595652
Fault Module Name: KERNELBASE.dll
Fault Module Version: 6.1.7601.17651
Fault Module Timestamp: 4e211319
Exception Code: e0434f4d
Exception Offset: 0000b9bc
OS Version: 6.1.7601.2.1.0.256.48
Locale ID: 3081
Currently the only solution available is to uninstall the "SAP Crystal Reports runtime engine for .Net Framework 4 (64-bit)" from "Programs & Features". If reporting functionality is required you can safely install "SAP Crystal Reports runtime engine for .Net Framework 4 (32-bit)", note that this is the 32bit version of the same component.
There are other causes that produce exactly the same symptoms so if "SAP Crystal Reports runtime engine for .Net Framework 4 (64-bit)" doesn't exist in "Programs & Features" then please contact PRD Support for further assistance.