Let's fix the error 105 you're getting with your Yes Bank in QuickBooks Online (QBO).
The error 105 occurs when there's a problem on your bank's end. There may be undergoing maintenance or issues with the server which stops the online bank connection to QuickBooks. Usually, this error will fix by itself within 24 hours.
Also, manually updating your bank account can fix this. Below are the steps on how to do this:
Go to the Banking tab.
Select the bank account and click Update.
If prompted, enter your Multi-Factor Authentication (MFA) credentials and select Continue update.