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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"org.lmdbjava.LmdbNativeException$ConstantDerviedException: Platform constant error code: ENOENT (2)","articleBody":"I have the following code:\r\n\r\n    \tpublic boolean init(Properties prop) {\r\n\t\tboolean fail = false;\r\n\t\tString csEnvironmentStr = prop.getProperty(\"csEnvironment\");\r\n\t\tenv = create()\r\n\t            // LMDB also needs to know how large our DB might be. Over-estimating is OK.\r\n\t            .setMapSize(53687091200l)\r\n\t            // LMDB also needs to know how many DBs (Dbi) we want to store in this Env.\r\n\t            .setMaxDbs(4)\r\n\t            // Now let's open the Env. The same path can be concurrently opened and\r\n\t            // used in different processes, but do not open the same path twice in\r\n\t            // the same process at the same time.\r\n\t            .open(new File(csEnvironmentStr+\"/csdb\"));\r\n   ...\r\n\r\nI get this exception, the last line above is line 91 indicated below:\r\n\r\n    org.lmdbjava.LmdbNativeException$ConstantDerviedException: Platform constant error code: ENOENT (2)\r\n\tat org.lmdbjava.ResultCodeMapper.checkRc(ResultCodeMapper.java:113)\r\n\tat org.lmdbjava.Env$Builder.open(Env.java:458)\r\n\tat org.lmdbjava.Env$Builder.open(Env.java:474)\r\n\tat uk.co.example.LmDbStore.init(LmDbStore.java:91)\r\n\r\nAs you can see this code is lifted from the Tutorial example. The path specified does exist. Ideas?","author":{"url":"https://github.com/davidwynter","@type":"Person","name":"davidwynter"},"datePublished":"2017-08-14T10:19:46.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":2},"url":"https://github.com/62/lmdbjava/issues/62"}