No, I am not. I am not using an anti-virus program.
Also, I can generate help files in other layout, just not chm files.
The problem I had only affected CHMs because the AV blew away the viewer.
Brave soul not using AV software.
I assume you have checked and rechecked your paths and you are generating to a local folder so I'll have to leave it to someone who works more with CHMs than I do.
See www.grainge.org for RoboHelp and Authoring tips
When you double-click the single source layout for Microsoft HTML Help, please copy the contents of the first field and paste them into a forum post for us to review.
Helpful and Handy Links
The first field is
"Output Folder and Filename" and the content is:
all other options have prefix "Default" and "Optimize CHM File Size" is checked
Well, I am using Windows Defender
BTW, this is the Output View Report:
HTMLHELP preprocessor 188.8.131.52
Compiling C:\temp\RH9\TEST\!SSL!\Microsoft_HTML_Help\!chm_tmp_folder_0\TEST.chm ...
Preparing to create HTMLHELP...
Clearing output folder...
Preparing files for HTML Help...
Finished preparing in 0 sec(s)
Generating HTMLHELP (184.108.40.206)...
Warning: The size of stop file has to be limited in 512 bytes.
Cannot open "c:\temp\RH9\TEST\!SSL!\Microsoft_HTML_Help\TEST.chm". Compilation stopped.
Finished compiling HTMLHELP in 1 sec(s)