ApplyKey Method
Apply a new license key. The previously applied key will be replaced with LicenseKey.
Syntax
| Visual Basic .NET | Sub ApplyKey(ByVal LicenseKey As String) |
|---|---|
| Visual C# | void ApplyKey(String LicenseKey); |
Parameters
LicenseKey
[in] License key string. If NULL or empty string, the control works in demo mode.
Errors
The method may throw exception. Use GetLastError method to get the error code.
| ftvspcErrorFailed | 1 | The operation has not been completed. |
|---|---|---|
| ftvspcErrorInvalidParameter | 2 | Invalid parameter. |
| ftvspcErrorInvalidLicense | 5 | Invalid license. |
| ftvspcErrorIncompatibleVersions | 6 | Incompatible versions of service and DLL API. |