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Consider the following scenario:
You are running Whale Communications Intelligent Application Gateway (IAG) 3.6 or IAG 3.1.
You try to use the POST method to upload a file whose size is larger than 20 megabytes (MB).
In this scenario, the operation fails. Additionally, an error message that resembles the following is displayed in the filter log:
ERROR: CExtECB::OnWrite(localhost:6001, 01CC4908): Write failed with error<CMRT_FAIL_WRITE>, (ExtECB=01E92020), (PFC=01C18F78), ERROR: CExtECB::OnWrite(01CC4908): status <512>.(ExtECB=01E92020), (PFC=01C18F78), CExtECB::EndISAPIRequest - closing with status <512>. (ECB=037628F0), (ExtECB=01E92020), (PFC=01C18F78)
Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:
322756 How to back up and restore the registry in Windows
To resolve this issue, follow these steps:
Enable the multipacket upload mode. To do this, follow these steps:
Click Start, click Run, type regedit in the Open box, and then click OK.
Locate and then click the following registry subkey: