Description:
When a caller calls GetLicense, ZooClient may call VerifyPreviousVersionLicense to ensure previousVersionLicense is legitimate and can be used to upgrade license.
Parameters:
- license
- Type: string
- License key for current product. This was returned by a previous call to VerifyLicenseKey or ValidateProductKey.
- previousVersionLicense
- Type: string
- License key entered by user to show upgrade eligibility for license.
- errorMessage
- Type: string
- Error message to be displayed to user if something isn't correct.
Returns:
Type: bool
Available since:
6.0