DefaultObj error

[ppzzyytt]

I saw this error often after upgrading to the latest DemandTools 5.50 version. I used a saved scenario to import a list (update or upsert match conditions); I never saw this error before. I tried to use it without the scenario, but I still got this error. Any ideas why? 

[Pugs_Validity]

Hey @ppzzyytt - Thanks for reaching out. I'm unable to see the error image but I've gone ahead and notified your Customer Success Manager to reach out to help investigate further. They'll be in touch shortly, thanks!