Descripancies placed in credit, civil score

Dear sir, Myself Rahul sharma, sir it is very high priority based complaint,plz confirm that who has given the rights to private financial agencies, to contamination/or poor the civil record or credit score of a civilized citizen.Issue is very critical, my father is suffering from last two weeks, I have urgent need of money for their treatment, I have to decide to take any personal loan from the bank or other financial agencies, but before submitting the application they told me that you are not eligible for loan bcoz you have already paying a loan from DMI finance of 30,000 rs or your credit score doesn't meet our loan criteria. My application got rejected.After discussing with DMI finance they told me that you had taken a loan from them of 30, 000 rs in Feb 2018,this is also showing in my credit report also.i had share all my documents or bank statements to them That i had not taken any consumer loan from them, after asking the loan details they don't share any loan account details to me,Query is that I had not received any consumer loan amount,after discussing there is no any resolution from their end, Sir humble request you to plz suggest me the best way to improve my credit score or benefits a loan for my father illness, can I complaint that matter to police or consumer court for affecting my reputation or reduction of civil score in society only bcoz of DMI finance.I have got frustrated or I should have committed to physical damage myself in that critical situation that bcoz of DMI finance,plz resolve other wise I had to take necessary action. Note- I can share all my details discussed or my related civil reports, Regards Rahul sharma Mob.[deleted]