Some functions from other spreadsheet programs don’t work in Sheets, but are reserved as built-in function names. One implication of this is that you cannot create named functions with these names.
| CALL |
| CUBEKPIMEMBER |
| CUBEMEMBER |
| CUBEMEMBERPROPERTY |
| CUBERANKEDMEMBER |
| CUBESET |
| CUBESETCOUNT |
| CUBEVALUE |
| INFO |
| REGISTER.ID |
| RTD |
| WEBSERVICE |
Each of these functions returns #NAME? with the error text:
This function is not fully supported in Sheets. Please see the help center for more information.