Neo4j: Issue updating from 2.0.1 to 2.1.1 -

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right after updating neo4j 2.0.1 2.1.1, got error:

starting neo4j server failed: startup failed due preflight task [class org.neo4j.server.preflight.performupgradeifnecessary]: unable upgrade database

(windows vista x64)

while store upgrades not required 2.1 update, may if make following configuration changes.

in neo4j.properties configuration file, uncomment second line below.

# enable able upgrade store older version #allow_store_upgrade=true

make sure backup database folder before proceeding restart database.


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