![]() That may rely on the Conflict Manager settings or even NI's IVI Configuration Store. It may not be the case with IVI drivers used in Command Expert. This is only with the case of using instrument command sets (IDFs) that send SCPI commands via SCPI.NET drivers. ![]() Continue on with Installshield prompts.Ĭommand Expert's installation folder is in Program Files (x86) so it is purely 32-bit application which could explain why only the 32-bit VISA setting affected it.In the next menu, select "Make Keysight VISA primary".In the next Installshield menu, select Modify.Right click on Keysight IO Libraries and select "Change".If you open up Keysight Connection Expert and notice that 32-bit Keysight VISA is secondary at the bottom of the window, you must perform the following steps to make it primary again: Otherwise, in the sequence that you create, you will be able to successfully initialize a connection to the instruments VISA address but when you send the SCPI commands, you will get a " COMException: Exception from HRESULT: 0x80040015 | Communication has timed out exception". If you are trying to communicate with a Keysight instrument using command sets downloaded from the Command Expert server that utilizes the SCPI.NET method, 32-bit Keysight VISA MUST be primary.
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