Error 0x80338149

Value: -2144108215 | 0x80338149 | 2150859081

What does it mean ?

ERROR_WSMAN_CREATESHELL_NULL_ENVIRONMENT_VARIABLE_NAME  
The WinRM Shell client cannot process the request. One of the environment variable name passed to the WSManCreateShell function is null or zero. Change the request to include the missing parameter and try again.
Value: 33097 | 0x8149 | 0b1000000101001001

Where does it come from ?

FACILITY_WINRM  
Windows Resource Manager
Value: 51 | 0x033 | 0b00110011

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