Parameters
- strSettingPath
 - path to project settings
 - bValue
 - value to set.
 - nIdx
 - 0\-based index of the setting
 
| Exception | Description | 
|---|---|
| System.ArgumentNullException | Thrown
                                                  when
                                                  strSettingsPath
                                                  is
                                                  null. | 
| Eplan.EplApi.Base.BaseException | Thrown when the value cannot be set. | 
| System.ArgumentException | Thrown when setting path doesn't exist. |