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SEVERE: [1264272292501000] javax.servlet.ServletContext log: Error: Couldn't handle error
java.security.AccessControlException: access denied (java.io.FilePermission /home/skrat/workspace/eclipse/Gotpower/war/WEB-INF/jruby-rack.30222347.24231 write)
	at java.security.AccessControlContext.checkPermission(AccessControlContext.java:323)
	at java.security.AccessController.checkPermission(AccessController.java:546)
	at java.lang.SecurityManager.checkPermission(SecurityManager.java:532)
	at com.google.appengine.tools.development.DevAppServerFactory$CustomSecurityManager.checkPermission(DevAppServerFactory.java:151)
	at java.lang.SecurityManager.checkWrite(SecurityManager.java:962)
	at java.io.File.createNewFile(File.java:882)
	at org.jruby.RubyTempfile.initialize(RubyTempfile.java:115)
	at org.jruby.RubyTempfile$i_method_0_1$RUBYFRAMEDINVOKER$initialize.call(org/jruby/RubyTempfile$i_method_0_1$RUBYFRAMEDINVOKER$initialize.gen)
	at org.jruby.runtime.callsite.CachingCallSite.cacheAndCall(CachingCallSite.java:269)
	at org.jruby.runtime.callsite.CachingCallSite.callBlock(CachingCallSite.java:77)
	at org.jruby.runtime.callsite.CachingCallSite.call(CachingCallSite.java:82)
	at org.jruby.RubyClass.newInstance(RubyClass.java:670)
	at org.jruby.RubyTempfile.open(RubyTempfile.java:232)
	at org.jruby.rack.input.RackRewindableInput.createTempfile(RackRewindableInput.java:213)
	at org.jruby.rack.input.RackRewindableInput.access$100(RackRewindableInput.java:34)
	at org.jruby.rack.input.RackRewindableInput$RubyTempfileRackInput.<init>(RackRewindableInput.java:172)
	at org.jruby.rack.input.RackRewindableInput$RubyTempfileRackInput.<init>(RackRewindableInput.java:170)
	at org.jruby.rack.input.RackRewindableInput.getDelegateInput(RackRewindableInput.java:194)
	at org.jruby.rack.input.RackBaseInput.close(RackBaseInput.java:81)
	at org.jruby.rack.DefaultRackApplication.call(DefaultRackApplication.java:44)
	at org.jruby.rack.servlet.DefaultServletDispatcher.handleException(DefaultServletDispatcher.java:59)
	at org.jruby.rack.servlet.DefaultServletDispatcher.process(DefaultServletDispatcher.java:38)
	at org.jruby.rack.RackFilter.doFilter(RackFilter.java:55)