Hi @jetate,
Do you see "success" in saml response, and other attributes like email, first name etc getting stored under user profile node in crxde? Can you keep the default group to "administrators" in Adobe Granite SAML 2.0 Authentication Handler config and verify the use case if you still see 404? In case you still see the error, please share the following:
Here is the sample saml response for reference:
<?xml version="1.0" encoding="UTF-8"?>
<saml2p:Response xmlns:saml2p="urn:oasis:names:tc:SAML:2.0:protocol" xmlns:xs="http://www.w3.org/2001/XMLSchema" Destination="http://vanegi-WX-1:4502/saml_login" ID="id165981227872087111522592179" InResponseTo="_854ba739-f4c4-44c0-bef2-b3cf0bcd1f41" IssueInstant="2019-03-03T03:39:33.109Z" Version="2.0">
<saml2:Issuer xmlns:saml2="urn:oasis:names:tc:SAML:2.0:assertion" Format="urn:oasis:names:tc:SAML:2.0:nameid-format:entity">http://www.okta.com/exk1es6n2ol6aKuGu1d8</saml2:Issuer>
<ds:Signature xmlns:ds="http://www.w3.org/2000/09/xmldsig#">
<ds:SignedInfo>
<ds:CanonicalizationMethod Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#"/>
<ds:SignatureMethod Algorithm="http://www.w3.org/2001/04/xmldsig-more#rsa-sha256"/>
<ds:Reference URI="#id165981227872087111522592179">
<ds:Transforms>
<ds:Transform Algorithm="http://www.w3.org/2000/09/xmldsig#enveloped-signature"/>
<ds:Transform Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#">
<ec:InclusiveNamespaces xmlns:ec="http://www.w3.org/2001/10/xml-exc-c14n#" PrefixList="xs"/>
</ds:Transform>
</ds:Transforms>
<ds:DigestMethod Algorithm="http://www.w3.org/2001/04/xmlenc#sha256"/>
<ds:DigestValue>VjO7jLPwV19OyXBGtw01P29ig0RxRm9xvoUCV0mW9Mk=</ds:DigestValue>
</ds:Reference>
</ds:SignedInfo>
<ds:SignatureValue>gSJ9UYgtfq6aQ2p7kTMDHC1JZQ1siNjB/kkZzppEvccNOFtcV3L5SlSekUzxTY3wVv6dSWyZB+D22LPlUraMG91eO4Sj0wP1lysGyYKcAMu020F3U3nuD78wpqvPu1Cd3gLpJoe2/cRErxmntvlEwbHaYcLL6JY3TZITzsKRBAecVNafD1ieYzPJ+NMw6qwC5zWL947S7SmBprEIFY0C1cPaLfR8/T7ti2jZvqkbszgfjFsaz5LjAIUbYez7MZn13MMXQ/h1ytjFW4pyvOF4m4hs5eT8L/t0cWoiz2tkwPtjO2OuZ5ZJ09Qs95r64r8DfU1PMgWZpKlKUI09N0gERg==</ds:SignatureValue>
<ds:KeyInfo>
<ds:X509Data>
<ds:X509Certificate>MIIDpjCCAo6gAwIBAgIGAV2m8CZSMA0GCSqGSIb3DQEBCwUAMIGTMQswCQYDVQQGEwJVUzETMBEG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</ds:X509Certificate>
</ds:X509Data>
</ds:KeyInfo>
</ds:Signature>
<saml2p:Status xmlns:saml2p="urn:oasis:names:tc:SAML:2.0:protocol">
<saml2p:StatusCode Value="urn:oasis:names:tc:SAML:2.0:status:Success"/>
</saml2p:Status>
<saml2:Assertion xmlns:saml2="urn:oasis:names:tc:SAML:2.0:assertion" xmlns:xs="http://www.w3.org/2001/XMLSchema" ID="id16598122787298689136258742" IssueInstant="2019-03-03T03:39:33.109Z" Version="2.0">
<saml2:Issuer xmlns:saml2="urn:oasis:names:tc:SAML:2.0:assertion" Format="urn:oasis:names:tc:SAML:2.0:nameid-format:entity">http://www.okta.com/exk1es6n2ol6aKuGu1d8</saml2:Issuer>
<ds:Signature xmlns:ds="http://www.w3.org/2000/09/xmldsig#">
<ds:SignedInfo>
<ds:CanonicalizationMethod Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#"/>
<ds:SignatureMethod Algorithm="http://www.w3.org/2001/04/xmldsig-more#rsa-sha256"/>
<ds:Reference URI="#id16598122787298689136258742">
<ds:Transforms>
<ds:Transform Algorithm="http://www.w3.org/2000/09/xmldsig#enveloped-signature"/>
<ds:Transform Algorithm="http://www.w3.org/2001/10/xml-exc-c14n#">
<ec:InclusiveNamespaces xmlns:ec="http://www.w3.org/2001/10/xml-exc-c14n#" PrefixList="xs"/>
</ds:Transform>
</ds:Transforms>
<ds:DigestMethod Algorithm="http://www.w3.org/2001/04/xmlenc#sha256"/>
<ds:DigestValue>2dg20BJUERp3olxYBAv7JF2hOMfSN2PDnw70LR7mHFg=</ds:DigestValue>
</ds:Reference>
</ds:SignedInfo>
<ds:SignatureValue>aOP9NZU8MQIXAh2uInduZmKITqn2Ya3ObQF63qnOhtUP++JK7tDTlDQyuzQKFiKmsr84yQRRZI7E1e6Q3ROENNGJ5daJbkA0QTJTU8SQTWpOZKcI9cFiwutMpCBDEpHdEzN2HBsbi0Q/kK0bKgiJROPOv7DXAVt/abYdJojUOpgInTkuua+ifxk6PcKfxpwbNEQk+NhNpQu5kXIUKdFhpRPVwY/kf8exZ1qUQsKbNvmeyhx+l1UBKJsDnP9iIKqgduLvC2/CuBZI9QkWDizvsUjBhLoxtdlWEwK9iPvfLIo2IkDEm1WCi1+8gBwXTLo71i5iFp/bpQRA8oYkcOoLwA==</ds:SignatureValue>
<ds:KeyInfo>
<ds:X509Data>
<ds:X509Certificate>MIIDpjCCAo6gAwIBAgIGAV2m8CZSMA0GCSqGSIb3DQEBCwUAMIGTMQswCQYDVQQGEwJVUzETMBEG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</ds:X509Certificate>
</ds:X509Data>
</ds:KeyInfo>
</ds:Signature>
<saml2:Subject xmlns:saml2="urn:oasis:names:tc:SAML:2.0:assertion">
<saml2:NameID Format="urn:oasis:names:tc:SAML:1.1:nameid-format:emailAddress">vanegi@adobe.com</saml2:NameID>
<saml2:SubjectConfirmation Method="urn:oasis:names:tc:SAML:2.0:cm:bearer">
<saml2:SubjectConfirmationData InResponseTo="_854ba739-f4c4-44c0-bef2-b3cf0bcd1f41" NotOnOrAfter="2019-03-03T03:44:33.109Z" Recipient="http://vanegi-WX-1:4502/saml_login"/>
</saml2:SubjectConfirmation>
</saml2:Subject>
<saml2:Conditions xmlns:saml2="urn:oasis:names:tc:SAML:2.0:assertion" NotBefore="2019-03-03T03:34:33.109Z" NotOnOrAfter="2019-03-03T03:44:33.109Z">
<saml2:AudienceRestriction>
<saml2:Audience>http://vanegi-WX-1:4502/projects.html</saml2:Audience>
</saml2:AudienceRestriction>
</saml2:Conditions>
<saml2:AuthnStatement xmlns:saml2="urn:oasis:names:tc:SAML:2.0:assertion" AuthnInstant="2019-03-03T03:39:33.109Z" SessionIndex="_854ba739-f4c4-44c0-bef2-b3cf0bcd1f41">
<saml2:AuthnContext>
<saml2:AuthnContextClassRef>urn:oasis:names:tc:SAML:2.0:ac:classes:PasswordProtectedTransport</saml2:AuthnContextClassRef>
</saml2:AuthnContext>
</saml2:AuthnStatement>
<saml2:AttributeStatement xmlns:saml2="urn:oasis:names:tc:SAML:2.0:assertion">
<saml2:Attribute Name="Email" NameFormat="urn:oasis:names:tc:SAML:2.0:attrname-format:basic">
<saml2:AttributeValue xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="xs:string">vanegi@adobe.com</saml2:AttributeValue>
</saml2:Attribute>
<saml2:Attribute Name="FirstName" NameFormat="urn:oasis:names:tc:SAML:2.0:attrname-format:basic">
<saml2:AttributeValue xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="xs:string">Vaishali</saml2:AttributeValue>
</saml2:Attribute>
<saml2:Attribute Name="LastName" NameFormat="urn:oasis:names:tc:SAML:2.0:attrname-format:basic">
<saml2:AttributeValue xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="xs:string">Negi</saml2:AttributeValue>
</saml2:Attribute>
<saml2:Attribute Name="UserID" NameFormat="urn:oasis:names:tc:SAML:2.0:attrname-format:basic">
<saml2:AttributeValue xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="xs:string">vanegi</saml2:AttributeValue>
</saml2:Attribute>
<saml2:Attribute Name="Department" NameFormat="urn:oasis:names:tc:SAML:2.0:attrname-format:basic">
<saml2:AttributeValue xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="xs:string">Customer Experience</saml2:AttributeValue>
</saml2:Attribute>
</saml2:AttributeStatement>
</saml2:Assertion>
</saml2p:Response>
Thanks!!