Google Cloud App Engine + H2 persistent + Spring boot JPA

[Léo Leclerc]

HI, 

I try to deploy my spring rest application on app engine, it utilise a simple database H2, but when my applicatio. started on app engine there is :

org.h2.jdbc.JdbcSQLException: Error while creating file "/srv/data" [90062-196]

1. 1. at org.h2.message.DbException.getJdbcSQLException (DbException.java:345)
   2. at org.h2.message.DbException.get (DbException.java:179)
   3. at org.h2.message.DbException.get (DbException.java:155)
   4. at org.h2.store.fs.FilePathDisk.createDirectory (FilePathDisk.java:274)
   5. at org.h2.store.fs.FileUtils.createDirectory (FileUtils.java:42)
   6. at org.h2.store.fs.FileUtils.createDirectories (FileUtils.java:309)
   7. at org.h2.store.FileLock.lockFile (FileLock.java:342)
   8. at org.h2.store.FileLock.lock (FileLock.java:135)
   9. at org.h2.engine.Database.open (Database.java:662)
   10. at org.h2.engine.Database.openDatabase (Database.java:276)
   11. at org.h2.engine.Database.<init> (Database.java:270)
   12. at org.h2.engine.Engine.openSession (Engine.java:64)
   13. at org.h2.engine.Engine.openSession (Engine.java:176)
   14. at org.h2.engine.Engine.createSessionAndValidate (Engine.java:154)
   15. at org.h2.engine.Engine.createSession (Engine.java:137)
   16. at org.h2.engine.Engine.createSession (Engine.java:27)
   17. at org.h2.engine.SessionRemote.connectEmbeddedOrServer (SessionRemote.java:354)
   18. at org.h2.jdbc.JdbcConnection.<init> (JdbcConnection.java:116)
   19. at org.h2.jdbc.JdbcConnection.<init> (JdbcConnection.java:100)
   20. at org.h2.Driver.connect (Driver.java:69)
   21. at com.zaxxer.hikari.util.DriverDataSource.getConnection (DriverDataSource.java:138)
   22. at com.zaxxer.hikari.pool.PoolBase.newConnection (PoolBase.java:354)
   23. at com.zaxxer.hikari.pool.PoolBase.newPoolEntry (PoolBase.java:202)
   24. at com.zaxxer.hikari.pool.HikariPool.createPoolEntry (HikariPool.java:473)
   25. at com.zaxxer.hikari.pool.HikariPool.checkFailFast (HikariPool.java:554)
   26. at com.zaxxer.hikari.pool.HikariPool.<init> (HikariPool.java:115)
   27. at com.zaxxer.hikari.HikariDataSource.getConnection (HikariDataSource.java:112)

I'm wondering if i have the right to write in H2 file in app Engine;

Thank you