Error in application twoday

java.lang.RuntimeException: Error retrieving Node: java.lang.RuntimeException: Error retrieving Nodes: java.sql.SQLException: (conn=1834301) Disk full (/tmp/#sql_3fb_0.MAI); waiting for someone to free some space... (errno: 28 "No space left on device") (/usr/local/twoday/HelmaTwoday/helma-1.5.x/../twoday/code/Story/actions.js#10)