mscomm32.ocx - Insert of Ole object failed, license file required

新增一個控制物件：Controls→OLE→Insert Control→Microsoft Communications Control 時, 出現
“Insert of Ole object failed, license file required” 訊息

新增註冊表可解決此問題
[HKEY_CLASSES_ROOT\Licenses\4250E830-6AC2-11cf-8ADB-00AA00C00905]
@="kjljvjjjoquqmjjjvpqqkqmqykypoqjquoun"