hmmm... the error doesn't look related to the datastore. Are you sure
it doesn't happen anyway if you remove the shortcut?
On 5 Feb 2010, at 09:52, dreamy wrote:
thanks to John Patterson
as you said, i do
1.copy /WEB-INF/appengine-generated/ to D:/ and delete the old
local_db.bin
2.create showcut (D:\appengine-generated\local_db.bin) and copy to /
WEB-INF/appengine-generated/
3.restart server.
but the exception throws:
java.lang.NullPointerException
at java.util.concurrent.ConcurrentHashMap.put(ConcurrentHashMap.java:
881)
at
com
.google
.appengine
.tools
.development
.LocalHttpRequestEnvironment.<init>(LocalHttpRequestEnvironment.java:
45)
at com.google.appengine.tools.development.JettyContainerService
$ApiProxyHandler.handle(JettyContainerService.java:348)
at
org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:
139)
at org.mortbay.jetty.Server.handle(Server.java:313)
at
org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:
506)
at org.mortbay.jetty.HttpConnection
$RequestHandler.headerComplete(HttpConnection.java:830)
at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:514)
at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:211)
at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:381)
at
org
.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:
396)
at org.mortbay.thread.BoundedThreadPool
$PoolThread.run(BoundedThreadPool.java:442)
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