State Bank Of India [SBI] — si charges dr. from a/c-[protected]

Dear respected concern,
I would like give your kind attention in this respect that rs. 295/- is dr. From my sb a/c-[protected] on 6/12/2018 in the head of si fail.
May i know the reason why this particular amount is dr. From our a/c.
As per our knowledge we are not giving any standard instruction in our a/c except ppf a/c which is drt. On 21st of every month.
Kindly do the needful in this respect.