'IN' is not a valid integer value

Instead of hacking the data dictionary and possibly messing with your support
contract with oracle, you could also upgrade your Toad. Just a thought.

Yep. But unfortunately for us, it’s just not quite so simple as running
setup.exe… ;^(

However, the good news is that we are looking at moving to the most recent
version of TOAD this year (cue: Happy Days are Here Again…)