3248290 - Logon Error A2200206:Failed to Provide Signature 

• Logon using SAP Single Sign On 3.0 fails with error

          A2200206:Failed to Provide Signature 

           Secure Login Client is installed on Windows 7 and SSO is realized using smartcard.

• In the Secure Login Client traces the below error maybe observed 

           [sbus.exe            ][TOKCAPI     ][  7256] NCryptSignHash returned error 0x80100022

or

[2022.09.08 12:04:04.291000][1][sbus.exe            ][TOKCAPI     ][ 15268] NCryptSignHash returned error 0x80100022
[2022.09.08 12:04:04.291000][4][sbus.exe            ][TOKCAPI     ][ 15268] ERROR(0xA1D40201) in TOKEN_TOKCAPI module. Function tokcapi_cng_sign failed: CAPI error
[2022.09.08 12:04:05.952000][4][sbus.exe            ][TOKCAPI     ][ 15268] Signature (CNG) with wszContainerName = 0987654b-cvc0-90ab-w345-ab123456hj00, wszProvName = Microsoft Base Smart Card Crypto Provider returned A1D40201
[2022.09.08 12:04:05.952000][4][sbus.exe            ][TOKCAPI     ][ 15268] ERROR(0xA1D40201) in TOKEN_TOKCAPI module. Function sec_TokenObjectPrivateKey_sign failed: CAPI error
[2022.09.08 12:04:05.952000][4][sbus.exe            ][TOKCAPI     ][ 15268] EndFocusStealing

SAP Single Sign On 3.0

SAP Netweaver 

S/4 HANA 

SCARD_E_UNSUPPORTED_FEATURE , KBA , BC-IAM-SSO-SL , Secure Login , BC-SEC-LGN , Authentication , Problem