Bug392 is a software registrar error.
Zero value in CDR_XFER_TIME means that the system is encountering a situation where the Call Detail Record (CDR) transfer time value is zero, which is not expected or valid for the SETMISCELLANY procedure.
Procedure SETMISCELLANY is likely handles system parameters, settings, or configurations related to CDR.
Sounds like something changed in your system for CDR settings...