SAP Knowledge Base Article - Preview

3606053 - SNCERR_UNKNOWN_MECH error in SAPGUI when connecting to system via SNC

Symptom

After enabling SNC, below error shows in SAPGUI when connecting to system:

SNCERR_UNKNOWN_MECH

SNCERR_UNKNOWN_MECH
SncPImportPrName() parsing error
name="p/<mechanism prefix>:<system SNC name>"

Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental.


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Environment

  • SAP NetWeaver
  • SAP S/4HANA
  • SAP Single Sign-On

Product

SAP NetWeaver all versions ; SAP S/4HANA all versions ; SAP Single Sign-On all versions

Keywords

SNCERR_UNKNOWN_MECH, SncPImportPrName() parsing error, mechanism prefix, SNC_LIB, SAP GUI, CommonCryptoLib, snc/gssapi_lib, SNC, SNC library, cryptographic library, security toolkit, Single Sign-On Solution, SSO-Solution , KBA , BC-SEC-SNC-CFG , SNC Configuration for ABAP , BC-IAM-SSO-CCL , CommonCryptoLib , Problem

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