Several nodes unavailable and uninstallable

[forum]

Internal ticket ID: AP-21672
Fix version(s): 5.2.6, 5.3.0
Other related topic(s):

[KNIME AP 5.2.3] Missing core nodes on startup

Occasionally I have this pop up when I start KNIME AP, saying 'Errors due to missing node extensions (…) Do you want to search and install the required extensions? [image] I have these nodes installed already, and I haven’t done anything to alter core nodes, so this is unexpected and odd. I cannot reliably reproduce it. What I can say for the most recent time is: I had KNIME AP 5.2.3 open with at least 1 workflow open. My computer did a routine shutdown (unattended). I started my computer (…