=== modified file 'src/com/goldencode/p2j/persist/dialect/H2Helper.java'
--- src/com/goldencode/p2j/persist/dialect/H2Helper.java	2020-01-23 16:03:23 +0000
+++ src/com/goldencode/p2j/persist/dialect/H2Helper.java	2020-07-05 10:40:50 +0000
@@ -160,7 +160,9 @@
    public static Properties setCommonInMemoryProperties(String database, Properties props)
    {
       StringBuilder url = new StringBuilder();
-      url.append("jdbc:h2:mem:");
+      String loc = database.startsWith("_meta_") ? "file:./" : "mem:";
+//      String loc = "mem:";
+      url.append("jdbc:h2:").append(loc);
       url.append(database);
       url.append(";db_close_delay=-1;multi_threaded=1;mv_store=false;mvcc=false;query_cache_size=1024;");