An important item to check before starting data migration to Gmail

Intro

I was working recently on a project who required data migration from Office 365 to Gmail. Everything went well and we had no issues at all except for a single problem that occurred because of a sort of strange cause…

One of the users has a very large mailbox size, about 70 GB. He uses sub-folders heavily in his Outlook client. And he is not using any sort of rules! He sorts his email manually. When I saw the data migration completed, the IT contact who is working with me from the customer side reported a strange problem in this particular mailbox. He said the user complained about having some of his folders split into two…

Funny problem!

After some funny troubleshooting process, I found out the more funnier reason for this problem. The user because he create a folder for everything, has some folders include the character ‘/’. … Read the rest “An important item to check before starting data migration to Gmail”