Even after changing distribution, still redirecting to old in purchase requisition split function

Summary:

Hi Team,
We are trying to split distribution in rssp page.
Even after changing account, its redirecting to old distribution again
Initial:

Spliting now: Changed account

Still back to first one

What could be the reason?

Thanks
Content (please ensure you mask any confidential information):

Version (include the version you are using, if applicable):

Code Snippet (add any code snippets that support your topic, if applicable):