The MULTIPROCESSOR_CONFIGURATION_NOT_SUPPORTED bug check has a value of 0x0000003E. This indicates that the system has multiple processors, but they are asymmetric in relation to one another.
Important This topic is for programmers. If you are a customer who has received a blue screen error code while using your computer, see Troubleshoot blue screen errors.
In order to be symmetric, all processors must be of the same type and level. This system contains processors of different types (for example, a Pentium processor and an 80486 processor).