On Sunday 16 September 2018 14.44:12 Kate Draven wrote:
> Check file associations in kcontrol

I did. But as usual it's when other suggest that one's brain starts working.  
As the files I click are Desktop Config files I looked for *.desktop and this 
would not work. After you message suddenly I looked for "inodes" and there 
was the solution. For some reason Audacious was first for directories....

With Konqueror back everything works.

Thierry