SAP Message /POSDW/PCA_SECURITY028 - SSFC: Error (&1) in Base64-coding of binary value

Diagnosis
An exception occurred in the Secure Store and Forward function(function module SSFC_BASE64_ENCODE), causing the conversion of theHEX-coded contents of a data object to Base64 code to fail.
The error message gives the exception code that occurred.
The error can occur in the process of encryption and subsequent transferof security-relevant information.

System Response
The system terminates the process.

Procedure
Report the error along with details of the exception code to SAP Supportunder the component BC-SEC-SSF.