Article DetailsDetailsHelp Details Incorrect file permissions on store files It is common to start the database as different users, this can leave store files owned by other user ids. ( e.g. root ). In such case, you might want to fix the store files and directory. For example : ${NEO4J_HOME}/data/databases/graph.db/ Disk space is full From Neo4j version 3.5, you should be able to recover by clearing up some space and restarting the affected node. InformationTitleHow to fix "Cannot close the PageCache while files are still mapped"Article Created Date3/15/2024, 10:55 PMURL Name207281407-How-to-fix-Cannot-close-the-PageCache-while-files-are-still-mappedLast Modified Date7/28/2025, 3:52 PM