discrepency in row count ATTRIBUTEDESCRIPTORSLP

Hi Experts,

I am getting the below error on HAC System Update .Error occurs exactly during the localisation of system type .

"FATAL [HSQLDB Timer @5711b354] [ENGINE] discrepency in row count ATTRIBUTEDESCRIPTORSLP 450909 450911"

Note:I am in the course of migration from Hybris 6.2 to 6.6 .

Kindly share your thoughts on how to resolve the error if any.

Thanks in Advance .