Invalid characters in .NET Framework launch condition
The InstallUrlInstallUrl, Message, or SupportedRuntimes Message, or SupportedRuntimes property of the specified .NET Framework launch condition contains non-ASCII characters. Windows Installer cannot evaluate non-ASCII characters; only ASCII characters in the range 0 to 127 are allowed.
To correct this error
- Replace any non-ASCII characters with ASCII characters in the range 0 to 127.
.NET Framework Launch Condition