[jira] Commented: (DERBY-1901) Cryptic error message if connecting to database in a jar when temp directory cannot be accessed.

["Laura Stewart (JIRA)" <de...@db.apache.org>]

    [ http://issues.apache.org/jira/browse/DERBY-1901?page=comments#action_12438751 ] 
            
Laura Stewart commented on DERBY-1901:
--------------------------------------

When the message is updated in the code, please make sure that someone updates the message in the docs.

> Cryptic error message if connecting to database in a jar when temp directory cannot be accessed.
> ------------------------------------------------------------------------------------------------
>
>                 Key: DERBY-1901
>                 URL: http://issues.apache.org/jira/browse/DERBY-1901
>             Project: Derby
>          Issue Type: Improvement
>          Components: Store
>    Affects Versions: 10.2.1.5, 10.2.2.0, 10.3.0.0
>         Environment: Windows NT, cygwin
>            Reporter: Øystein Grøvlen
>            Priority: Minor
>
> If the temporary directory, as specified by java.io.tmpdir, connecting to a database in a jar will fail with the following error message:
> ERROR XJ040: Failed to start database 'jar:(ina.jar)db7', see the next exception for details.
> ERROR XBM0W: An exception was thrown while creating an instance of class class org.apache.derby.impl.io.JarStorageFactory registered for identifier jar.
> This does not give any indication of the real problem or how to solve it.
> If the default temp-directory ($TEMP on cygwin) is not accessable, this problem can be reproduced by the following tests: 
> lang/dcl.sql
> store/encryptDatabaseTest3.sql
> store/encryptionKey_jar.sql

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