Hi, guys.
I'm getting this exception quite often. Can you explain me what is it?
Here is full stack trace:
com.google.appengine.api.datastore.DatastoreTimeoutException: Unknown
at
com.google.appengine.api.datastore.DatastoreApiHelper.translateError
(DatastoreApiHelper.java:42)
at com.google.appengine.api.datastore.DatastoreApiHelper.makeSyncCall
(DatastoreApiHelper.java:60)
at com.google.appengine.api.datastore.DatastoreServiceImpl$1.run
(DatastoreServiceImpl.java:113)
at
com.google.appengine.api.datastore.TransactionRunner.runInTransaction
(TransactionRunner.java:30)
at com.google.appengine.api.datastore.DatastoreServiceImpl.get
(DatastoreServiceImpl.java:99)
at com.google.appengine.api.datastore.DatastoreServiceImpl.get
(DatastoreServiceImpl.java:72)
at com.google.appengine.api.datastore.DatastoreServiceImpl.get
(DatastoreServiceImpl.java:65)
at
org.datanucleus.store.appengine.RuntimeExceptionWrappingDatastoreService.get
(RuntimeExceptionWrappingDatastoreService.java:53)
at org.datanucleus.store.appengine.DatastorePersistenceHandler.get
(DatastorePersistenceHandler.java:79)
at org.datanucleus.store.appengine.DatastorePersistenceHandler.get
(DatastorePersistenceHandler.java:91)
at
org.datanucleus.store.appengine.DatastorePersistenceHandler.fetchObject
(DatastorePersistenceHandler.java:441)
at org.datanucleus.state.JDOStateManagerImpl.validate
(JDOStateManagerImpl.java:4263)
at org.datanucleus.ObjectManagerImpl.findObject
(ObjectManagerImpl.java:2444)
at org.datanucleus.jdo.JDOPersistenceManager.getObjectById
(JDOPersistenceManager.java:1671)
at org.datanucleus.jdo.JDOPersistenceManager.getObjectById
(JDOPersistenceManager.java:1767)
at
org.datanucleus.store.appengine.jdo.DatastoreJDOPersistenceManager.getObjectById
(DatastoreJDOPersistenceManager.java:71)
futher go invocations of application's methods.
Best regards, Alexander.
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