After I used ArcGIS pro to open a file geodatabase that I created in ArcGIS 10.2.2 ( ! ) I can no longer open it in either version, and I get the message:Failed to connect to database. This release of the geodatabase is either invalid or out of data. [Invalid geodatabase release] Is there something I can do to be able to open this geodatabase in either version? Thanks. Lots of work in that geodatabase....
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