Did the suggestion by Aldevinas work for you? If yes, then may I close this ticket? If it's still a problem, then maybe you could write a Wish and let us know the Wish title text, so I can follow up.
Hi,
No changes should have been made that would increase client's HDB file. Please try to delete HANSA.HDB from client folder and reconnect to server and check if it will grow to 30MB again.
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