RCM Credit ( Received from Unregistered ) Not reflected on GSTR-2A / 2B

Service : Goods Transport Agency   --- Supplier Status : Unregistered 

Registered Recipient Issued Self Invoice for above and Uploaded at GSTR-3B under 

Inward Supplies liable to Reverse Charge  and Accordingly Pay the above  

But Input Credit on above RCM Does Not Reflected at GSTR-2A /2B

Due above in Every Month , ITC is Mismatched with GSTR 2A/2B

Please give solutions 

thanks