You might be unable to add control modules to an instrument in the newest version 7.4.00.75. This problem is caused by missing MS Windows patch KB2533623. To solve this problem update MS Windows to up-to-date state.
If MS Windows update is not possible (e.g. computer is not connected to the internet), download MS Windows update patch KB2533623 from https://www.microsoft.com/en-us/download/details.aspx?id=26767 and install it on the desired computer. Size of this patch is approx. 1.1 MB. |