Unknown error: imagejpeg(): gd-jpeg: JPEG library reports unrecoverable error: Output file write error --- out of disk space? in Unknown on line 0

Warning: Unknown: write failed: No space left on device (28) in Unknown on line 0

Warning: Unknown: Failed to write session data (files). Please verify that the current setting of session.save_path is correct (/var/lib/php5) in Unknown on line 0