Provider Hosted Add-In – Could not get algorithm from X509AsymmetricSecurityKey

Problem System.InvalidOperationException: Could not get algorithm from X509AsymmetricSecurityKey at Microsoft.IdentityModel.S2S.Tokens.X509AsymmetricSignatureProvider..ctor(X509AsymmetricSecurityKey x509Key) at Microsoft.IdentityModel.S2S.Tokens.SignatureProvider.Create(SigningCredentials signingCredentials) at Microsoft.IdentityModel.S2S.Tokens.JsonWebSecurityTokenHandler.Sign(String signingInput, SigningCredentials signingCredentials) at Microsoft.IdentityModel.S2S.Tokens.JsonWebSecurityTokenHandler.WriteTokenAsString(SecurityToken token) at PointShare.SharePoint.PrividerHosted.AddIn.TEST.TokenHelper.IssueToken(String sourceApplication, String issuerApplication, String sourceRealm, String […]

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The [SharePoint] web application is configured with claims authentication mode however the content database you are trying to attach is intended to be used against a windows classic authentication mode.

Problem Category : Configuration Error : False UpgradeBlocking : False Message : The [SharePoint] web application is configured with claims authentication mode however the content database you are trying to […]

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SharePoint Product Configuration Wizard – The web configuration file, WEBCONFIG.ACCSRV.XML, does not have element

Exception: System.IO.InvalidDataException: The web configuration file, C:\Program Files\Common Files\Microsoft Shared\Web Server Extensions\16\config\WEBCONFIG.ACCSRV.XML, does not have element „configuration/configSections/sectionGroup[@name=’SharePoint’]” or it is invalid. at Microsoft.SharePoint.Administration.SPAspConfigurationFile.CheckMergedActionsConfiguration(XmlDocument xd, String sourceFileName, Boolean createMergedActionsConfiguration) at Microsoft.SharePoint.Administration.SPAspConfigurationFile.ApplyActionToXmlDocument(XmlDocument […]

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SharePoint Product Configuration Wizard (PSCONFIG.EXE) – The RPC server is unavailable

Exception: System.InvalidOperationException: An error occurred while getting information about the user spfarm at server DEV2016.LOCAL: The RPC server is unavailable at Microsoft.SharePoint.Win32.SPNetApi32.NetUserGetInfo1(String server, String name) at Microsoft.SharePoint.Administration.SPManagedAccount.GetUserAccountControl(String username) at Microsoft.SharePoint.Administration.SPManagedAccount.Update() […]

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