System.Net.WebException: The request failed with HTTP status 417: Expectation Failed.
System.Net.WebException: The request failed with HTTP status 417: Expectation Failed.
when using a proxy server that only supports HTTP 1.0.
To resolve this issue, edit the SyncAndSave.exe.config file located in the install folder (C:\Program Files\doForms\Sync And Save).
There is a section of the config file near the end that contains the following:
<system.net>
<defaultProxy useDefaultCredentials="true"></defaultProxy>
</system.net>
Change the section to be the following:
<system.net>
<defaultProxy useDefaultCredentials="true"></defaultProxy>
<settings>
<servicePointManager expect100Continue="false" />
</settings>
</system.net>