Thanks Josh, you are a gentleman and a scholar. That was exactly the problem.
-- Tom, N5EG On Wed, Apr 21, 2021 at 9:26 AM Josh Morman <mor...@gmail.com> wrote: > Is it possible that the "Hide Disabled Blocks" option is enabled in GRC? > This would make disabling appear to delete the block. > > Josh > > On Wed, Apr 21, 2021 at 12:16 PM Tom McDermott <tom.n...@gmail.com> wrote: > >> On Ubuntu 20.04, I downgraded a gnuradio 3.9 installation to gnuradio 3.8. >> Using sudo apt remove. >> >> I had to manually delete the ~/.cache/grc_gnuradio/cache.json file to >> remove some >> cached block parameters left over from 3.9 that were different from 3.8 >> >> However even after that I have a few keystrokes in 3.8 that used to work >> but now >> do not. Particularly trying to Disable a selected block now deleted that >> block rather >> than deselecting it - whether the disable command is invoked typing the >> keyboard D character >> or the mouse on the context-menu. >> >> Is there perhaps some other cached file or config file left over from the >> 3.9 installation >> that is changing the nominal 3.8 GRC keyboard functions? >> >> -- Tom, N5EG >> >> >>