hi , when ever i try to take the bank reconciliation report ,each time the report data gets shuffeled .i searched all over internet .i could'nt find an answer why this is happening .please some one help me to find a solution for this issue !

detailed :when i enter the start date and end date and all the other required informations  in bank reconciliation report odoo ,i get the data shuffeled once i close and retake the report with same date , why is it happening i am using odoo10.    

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