Import from Excel

In the process of data integration from excel, the operation in Monday has always been that the columns with the same name in the source excel and in the target board were automatically assigned. In my case, I have been doing this process for more than a year, with more than 1000 loads done.
Since last Friday, June 17, the elements of the same name in the excel and in the board are not automatically assigned, forcing to do it manually, with the effort and operational risk that this has.
Is there a solution for this error from