Unable to save files "Failed to write file to Disk"

[mehargags]

I have solved the problem!

Thanks for you help!

Care to share your solution so that others coming to the thread can learn too!

[sanishan]

Solution was simple df -h dose not return the correct file size some how,

My partition: /dev/sda5 (tmp) was full but in df-h its wasn't show its full, I have to clean it, and its fixed the problem.

Thanks,