XFileSharing Pro - ERROR:mkdir , how to fix it??

[free515]

Error happened when generating Download Link.
Please try again or Contact administrator.
(ERROR:mkdir)

Disk is not full

Now i still can upload files but when i check the Generate direct links ,the errot happens,why?

anyone tell me how to fix (ERROR:mkdir) ??

thanks

[stdio]

Make sure the disk is not full. This is a common error when disks are full.

[free515]

yeah but my dsik is not full

[universe]

Do you have proper write permissions?