Writing /home/strato/http/premium/rid/17/25/5651725/htdocs/kvwiki/data/meta/ch/start.meta failed

Unable to save metadata file. Hint: disk full; file permissions; safe_mode setting.

Writing /home/strato/http/premium/rid/17/25/5651725/htdocs/kvwiki/data/cache/7/77eb0b6fcca2a349090d810d1a9ab957.xhtml failed