ms/access user defined type not defined

I am getting the above error which, by all means I can't understand
can anyone help?

João serras-pereiraAsked:
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Gustav BrockCIOCommented:
Go to menu Tools, References and add a reference to:

Microsoft Office 16.0 Access database engine Object Library

Then compile and save.

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João serras-pereiraAuthor Commented:
Thanks! I would NEVER guessed!
Gustav BrockCIOCommented:
Really? It should normally be marked by default.
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João serras-pereiraAuthor Commented:
I was a bit too quick....
Because I am in a huge stress for a deadline, I did duplicate a db that is functioning and deleted unnecessary tables. (the Back End is SQL SERVER)
And it started to operated (compiled, etc.) so I was happy.

But, suddenly it started allover.
Please check then screenshots

can you help? This is a bit crazy!
Gustav BrockCIOCommented:
It's not that. Look carefully and add the correct reference.
João serras-pereiraAuthor Commented:
THANKS!!!!!!!!! It now works... Phew. Owe you one
Gustav BrockCIOCommented:
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Microsoft Access

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