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If there are spaces in the role names in your csv file, the message "role [the name of the role that contains the space for example: V P] - format not permitted (must start with a letter or _, max 16 chars from the set: a-zA-Z0-9_- ). Remove the spaces then upload the file again.
When using Chrome, if you re-upload your CSV (for example, after you noticed errors on your first upload validation), you may notice that the validation does not complete.
This is a Chrome issue, and is resolved by refreshing the browser page, uploading the CSV and clicking Validate again.
Click on a capital letter (A to Z) to display a list of users whose name begins with that letter. Click All to display all current users.
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