The vApp comes out to about 1.1gb and I was able to upload it to our Zenworks servers, but it fails to download to devices.

Could this just be too large of a bundle?

I just see a bunch of this in the logs:
[ERROR] [10/07/2010 09:53:54.136] [1592] [ZenworksWindowsService] [30] [2400] [BundleManager] [ActionMan.FailureProcessingActionException] [Failed to process action: Information for id 56c8b4fb79bc508d889312b9fc610790 has not been cached.] [] [b98f0ac51a00a74f0bf23af0c8459ce9]
[ERROR] [10/07/2010 09:53:59.797] [1592] [ZenworksWindowsService] [33] [2400] [BundleManager] [ActionMan.FailureProcessingActionException] [Failed to process action: Information for id 56c8b4fb79bc508d889312b9fc610790 has not been cached.] [] [b98f0ac51a00a74f0bf23af0c8459ce9]
[ERROR] [10/07/2010 09:55:00.316] [1592] [ZenworksWindowsService] [31] [2400] [BundleManager] [ActionMan.FailureProcessingActionException] [Failed to process action: Information for id 56c8b4fb79bc508d889312b9fc610790 has not been cached.] [] [b98f0ac51a00a74f0bf23af0c8459ce9]
[ERROR] [10/07/2010 09:56:00.781] [1592] [ZenworksWindowsService] [27] [2400] [BundleManager] [ActionMan.FailureProcessingActionException] [Failed to process action: Information for id 56c8b4fb79bc508d889312b9fc610790 has not been cached.] [] [b98f0ac51a00a74f0bf23af0c8459ce9]