[DTACLOUD-262] Accessing Storage snapshot from dc results in "undefined method `to_a' " exception

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Component/s: Client (Ruby), Server
• Environment: Fedora - 17; commit - 311baf1b966fe98d691cc3cdf574ed515773058b
• Assignee: Michal Fojtik
• Reporter: Ramesh A
• Created: 10/Jul/12 11:23
• Updated: 09/Aug/12 13:16
• Resolved: 12/Jul/12 10:02

Description

Try to access any storage snapshot from dc web-ui results in "Deltacloud::ExceptionHandler::ProviderError - undefined method `to_a' for "snap-326da843":String"

Refer the screenshot "storage-snapshot.png" and log o/p for further information

Log o/p:
======

127.0.0.1 - - [10/Jul/2012 16:53:28] "GET /api/storage_snapshots/snap-326da843 HTTP/1.1" 502 494821 0.6253
I, 2012-07-10T16:53:28.531282 #18664 INFO – : New Aws::Ec2 using per_thread-connection mode
E, 2012-07-10T16:53:28.532261 #18664 ERROR – : #<NoMethodError: undefined method `to_a' for #<String:0x00000001687738>>
["/usr/share/gems/gems/aws-2.5.6/lib/ec2/ec2.rb:1307:in `describe_snapshots'", "/home/rananda/deltacloud/server/lib/deltacloud/drivers/ec2/ec2_driver.rb:613:in `block in storage_snapshots'", "/home/rananda/deltacloud/server/lib/deltacloud/drivers/exceptions.rb:173:in `call'", "/home/rananda/deltacloud/server/lib/deltacloud/drivers/exceptions.rb:173:in `safely'", "/home/rananda/deltacloud/server/lib/deltacloud/drivers/ec2/ec2_driver.rb:612:in `storage_snapshots'", "/home/rananda/deltacloud/server/lib/deltacloud/drivers/base_driver.rb:226:in `storage_snapshot'", "/home/rananda/deltacloud/server/lib/deltacloud/helpers/deltacloud_helper.rb:74:in `block in show'", "/usr/share/ruby/benchmark.rb:280:in `measure'", "/home/rananda/deltacloud/server/lib/deltacloud/helpers/deltacloud_helper.rb:73:in `show'", "/home/rananda/deltacloud/server/lib/deltacloud/helpers/rabbit_helper.rb:29:in `block (2 levels) in standard_show_operation'", 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`call'", "/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/path_traversal.rb:16:in `call'", "/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/json_csrf.rb:17:in `call'", "/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/base.rb:47:in `call'", "/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in `call'", "/usr/share/gems/gems/rack-1.4.0/lib/rack/nulllogger.rb:9:in `call'", "/usr/share/gems/gems/rack-1.4.0/lib/rack/head.rb:9:in `call'", "/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/showexceptions.rb:21:in `call'", "/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in `call'", "/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/path_traversal.rb:16:in `call'", "/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/json_csrf.rb:17:in `call'", "/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/base.rb:47:in `call'", "/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in `call'", "/usr/share/gems/gems/rack-1.4.0/lib/rack/nulllogger.rb:9:in `call'", "/usr/share/gems/gems/rack-1.4.0/lib/rack/head.rb:9:in `call'", "/usr/share/gems/gems/rack-1.4.0/lib/rack/methodoverride.rb:21:in `call'", "/home/rananda/deltacloud/server/lib/sinatra/rack_accept.rb:155:in `call'", "/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in `call'", "/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/path_traversal.rb:16:in `call'", "/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/json_csrf.rb:17:in `call'", "/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/base.rb:47:in `call'", "/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in `call'", "/usr/share/gems/gems/rack-1.4.0/lib/rack/nulllogger.rb:9:in `call'", "/usr/share/gems/gems/rack-1.4.0/lib/rack/head.rb:9:in `call'", "/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/showexceptions.rb:21:in `call'", "/usr/share/gems/gems/rack-accept-0.4.3/lib/rack/accept/context.rb:22:in `call'", "/home/rananda/deltacloud/server/lib/sinatra/rack_driver_select.rb:45:in `call'", "/home/rananda/deltacloud/server/lib/sinatra/rack_matrix_params.rb:104:in `call'", "/home/rananda/deltacloud/server/lib/sinatra/rack_etag.rb:41:in `call'", "/home/rananda/deltacloud/server/lib/sinatra/rack_date.rb:31:in `call'", "/home/rananda/deltacloud/server/lib/sinatra/rack_logger.rb:71:in `call'", "/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in `call'", "/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/path_traversal.rb:16:in `call'", "/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/json_csrf.rb:17:in `call'", "/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/base.rb:47:in `call'", "/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in `call'", "/usr/share/gems/gems/rack-1.4.0/lib/rack/nulllogger.rb:9:in `call'", "/usr/share/gems/gems/rack-1.4.0/lib/rack/head.rb:9:in `call'", "/usr/share/gems/gems/rack-1.4.0/lib/rack/methodoverride.rb:21:in `call'", "/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:1334:in `block in call'", "/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:1416:in `synchronize'", "/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:1334:in `call'", "/usr/share/gems/gems/rack-1.4.0/lib/rack/urlmap.rb:64:in `block in call'", "/usr/share/gems/gems/rack-1.4.0/lib/rack/urlmap.rb:49:in `each'", "/usr/share/gems/gems/rack-1.4.0/lib/rack/urlmap.rb:49:in `call'", "/home/rananda/deltacloud/server/lib/sinatra/rack_driver_select.rb:45:in `call'", "/home/rananda/deltacloud/server/lib/sinatra/rack_matrix_params.rb:104:in `call'", "/usr/share/gems/gems/rack-1.4.0/lib/rack/builder.rb:134:in `call'", "/usr/share/gems/gems/thin-1.3.1/lib/thin/connection.rb:80:in `block in pre_process'", "/usr/share/gems/gems/thin-1.3.1/lib/thin/connection.rb:78:in `catch'", "/usr/share/gems/gems/thin-1.3.1/lib/thin/connection.rb:78:in `pre_process'", "/usr/share/gems/gems/eventmachine-0.12.10/lib/eventmachine.rb:1060:in `call'", "/usr/share/gems/gems/eventmachine-0.12.10/lib/eventmachine.rb:1060:in `block in spawn_threadpool'"].join('
')}
E, 2012-07-10T16:53:28.835986 #18664 ERROR – : Request was: none
E, 2012-07-10T16:53:28.936296 #18664 ERROR – : Response was: none
NoMethodError:undefined method `to_a' for #<String:0x00000001687738>
/usr/share/gems/gems/aws-2.5.6/lib/ec2/ec2.rb:1307:in `describe_snapshots'
/home/rananda/deltacloud/server/lib/deltacloud/drivers/ec2/ec2_driver.rb:613:in `block in storage_snapshots'
/home/rananda/deltacloud/server/lib/deltacloud/drivers/exceptions.rb:173:in `call'
/home/rananda/deltacloud/server/lib/deltacloud/drivers/exceptions.rb:173:in `safely'
/home/rananda/deltacloud/server/lib/deltacloud/drivers/ec2/ec2_driver.rb:612:in `storage_snapshots'
/home/rananda/deltacloud/server/lib/deltacloud/drivers/base_driver.rb:226:in `storage_snapshot'
/home/rananda/deltacloud/server/lib/deltacloud/helpers/deltacloud_helper.rb:74:in `block in show'
/usr/share/ruby/benchmark.rb:280:in `measure'
/home/rananda/deltacloud/server/lib/deltacloud/helpers/deltacloud_helper.rb:73:in `show'
/home/rananda/deltacloud/server/lib/deltacloud/helpers/rabbit_helper.rb:29:in `block (2 levels) in standard_show_operation'
/usr/share/gems/gems/sinatra-rabbit-1.0.6/lib/sinatra/rabbit/base.rb:387:in `instance_eval'
Deltacloud::ExceptionHandler::ProviderError - undefined method `to_a' for #<String:0x00000001687738>:
/usr/share/gems/gems/aws-2.5.6/lib/ec2/ec2.rb:1307:in `describe_snapshots'
/home/rananda/deltacloud/server/lib/deltacloud/drivers/ec2/ec2_driver.rb:613:in `block in storage_snapshots'
/home/rananda/deltacloud/server/lib/deltacloud/drivers/exceptions.rb:173:in `call'
/home/rananda/deltacloud/server/lib/deltacloud/drivers/exceptions.rb:173:in `safely'
/home/rananda/deltacloud/server/lib/deltacloud/drivers/ec2/ec2_driver.rb:612:in `storage_snapshots'
/home/rananda/deltacloud/server/lib/deltacloud/drivers/base_driver.rb:226:in `storage_snapshot'
/home/rananda/deltacloud/server/lib/deltacloud/helpers/deltacloud_helper.rb:74:in `block in show'
/usr/share/ruby/benchmark.rb:280:in `measure'
/home/rananda/deltacloud/server/lib/deltacloud/helpers/deltacloud_helper.rb:73:in `show'
/home/rananda/deltacloud/server/lib/deltacloud/helpers/rabbit_helper.rb:29:in `block (2 levels) in standard_show_operation'
/usr/share/gems/gems/sinatra-rabbit-1.0.6/lib/sinatra/rabbit/base.rb:387:in `instance_eval'
/usr/share/gems/gems/sinatra-rabbit-1.0.6/lib/sinatra/rabbit/base.rb:387:in `block in control'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:1212:in `call'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:1212:in `block in compile!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:785:in `[]'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:785:in `block (3 levels) in route!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:801:in `route_eval'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:785:in `block (2 levels) in route!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:822:in `block in process_route'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:820:in `catch'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:820:in `process_route'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:784:in `block in route!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:783:in `each'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:783:in `route!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:886:in `dispatch!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:719:in `block in call!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in `block in invoke'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in `catch'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in `invoke'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:719:in `call!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:705:in `call'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:766:in `forward'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:835:in `route_missing'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:796:in `route!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:792:in `route!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:792:in `route!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:792:in `route!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:886:in `dispatch!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:719:in `block in call!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in `block in invoke'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in `catch'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in `invoke'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:719:in `call!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:705:in `call'
/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in `call'
/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/path_traversal.rb:16:in `call'
/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/json_csrf.rb:17:in `call'
/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/base.rb:47:in `call'
/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in `call'
/usr/share/gems/gems/rack-1.4.0/lib/rack/nulllogger.rb:9:in `call'
/usr/share/gems/gems/rack-1.4.0/lib/rack/head.rb:9:in `call'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/showexceptions.rb:21:in `call'
/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in `call'
/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/path_traversal.rb:16:in `call'
/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/json_csrf.rb:17:in `call'
/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/base.rb:47:in `call'
/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in `call'
/usr/share/gems/gems/rack-1.4.0/lib/rack/nulllogger.rb:9:in `call'
/usr/share/gems/gems/rack-1.4.0/lib/rack/head.rb:9:in `call'
/usr/share/gems/gems/rack-1.4.0/lib/rack/methodoverride.rb:21:in `call'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:766:in `forward'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:835:in `route_missing'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:796:in `route!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:792:in `route!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:792:in `route!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:886:in `dispatch!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:719:in `block in call!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in `block in invoke'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in `catch'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in `invoke'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:719:in `call!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:705:in `call'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:766:in `forward'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:835:in `route_missing'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:796:in `route!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:792:in `route!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:792:in `route!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:792:in `route!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:886:in `dispatch!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:719:in `block in call!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in `block in invoke'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in `catch'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in `invoke'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:719:in `call!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:705:in `call'
/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in `call'
/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/path_traversal.rb:16:in `call'
/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/json_csrf.rb:17:in `call'
/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/base.rb:47:in `call'
/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in `call'
/usr/share/gems/gems/rack-1.4.0/lib/rack/nulllogger.rb:9:in `call'
/usr/share/gems/gems/rack-1.4.0/lib/rack/head.rb:9:in `call'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/showexceptions.rb:21:in `call'
/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in `call'
/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/path_traversal.rb:16:in `call'
/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/json_csrf.rb:17:in `call'
/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/base.rb:47:in `call'
/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in `call'
/usr/share/gems/gems/rack-1.4.0/lib/rack/nulllogger.rb:9:in `call'
/usr/share/gems/gems/rack-1.4.0/lib/rack/head.rb:9:in `call'
/usr/share/gems/gems/rack-1.4.0/lib/rack/methodoverride.rb:21:in `call'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:766:in `forward'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:835:in `route_missing'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:796:in `route!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:792:in `route!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:792:in `route!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:886:in `dispatch!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:719:in `block in call!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in `block in invoke'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in `catch'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in `invoke'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:719:in `call!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:705:in `call'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:766:in `forward'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:835:in `route_missing'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:796:in `route!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:792:in `route!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:792:in `route!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:792:in `route!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:886:in `dispatch!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:719:in `block in call!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in `block in invoke'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in `catch'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:871:in `invoke'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:719:in `call!'
/usr/share/gems/gems/sinatra-1.3.2/lib/sinatra/base.rb:705:in `call'
/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/xss_header.rb:22:in `call'
/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/path_traversal.rb:16:in `call'
/usr/share/gems/gems/rack-protection-1.2.0/lib/rack/protection/json_csrf.rb:17:in `call'
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127.0.0.1 - - [10/Jul/2012 16:53:30] "GET /api/storage_snapshots/%5C%5C%5C%22%5C%22%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn%5Cn HTTP/1.1" 502 499542 1.7709