Oracle Solution for Error ora-36406

ORA-36406: (VCACHE00) 'number

' is an invalid value for the VARCACHE option. The only permissible values are 'SESSION', 'VARIABLE', and 'NONE'.

What triggered the Error:

The user tried to assign an invalid value to the VARCACHE option

What should we do to fix it:

Assign one of the valid values