Adding a english message to summarize this thread:    @giovannych08 has a challenge, because their WORK disk is getting full and creating problems of performance/availability. He found the possibility to create dynamic SAS WORK library (refer to http://support.sas.com/kb/37/593.html ). He created the file that defines the dynamic SAS WORK under C:\files_work.txt. Problem: After restarting SAS services, users could not create, anymore, Workspace server sessions.   Solution: My answer contains the suggestion to check permissions of this file. Since it was created in the root of C drive, probably not all users can read this file. If the Admin grants permissions to this file for all SAS user groups, the problem should be solved after restarting the SAS services once again, to ensure availability. ... View more