Shibboleth SP3 Problem: xmltooling::IOException setHeader (Header) failed: -2147024809

Cantor, Scott cantor.2 at
Fri Jan 15 00:49:23 UTC 2021

On 1/14/21, 7:39 PM, "users on behalf of Stephen Holland-Chang" <users-bounces at on behalf of stephen at> wrote:

>    What is strange about this is that looking at the DEBUG logs Shibboleth does not throw an error or anything it looks like
> its processing everything fine.

There's nothing wrong with that data. If the problem is IIS and the SetHeader API, that's not going to matter until a request is processed that requires attaching the header.

-- Scott

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