let me explain what happened in my case , the IT has configured a quota in the user folder in the disk associated ( 100% of the limit was occupied ), that 's why SEG was not able to find space to replace all sasusers.xxxx files
You could simply delete this file and SAS will recreate it automatically as required. This won't necessarily prevent the error from re-appearing though until the reason for it is found.
let me explain what happened in my case , the IT has configured a quota in the user folder in the disk associated ( 100% of the limit was occupied ), that 's why SEG was not able to find space to replace all sasusers.xxxx files