Common VISA and Instrument Driver Errors (in LabVIEW)

In LabVIEW, you can find the meaning of error codes by doing the following:

1. Click on "Help" from the menu bar, and choose "Online Reference".
2. LabVIEW 4.1 (and earlier versions) have an option for "Error Codes".
3. Choosing this, you can often find the error code's message to help you interpret what might be causing the problem.

Common Errors and their Solutions

• Error 7 or 53
  This error occurs when VISA is not installed. Download NI-VISA and be sure that the LabVIEW path you select during installation is the correct one. (Note: Win32 [in the link] means Win 95 and Win NT).
• Error 1223 or -1074003951
  (Instrument identification query failed)
• Timeout Errors
  (error -1073807339 among others)
• Error -1073807246
  The resource is valid, but VISA cannot currently access it.
• Error -1073807265
  No Listeners condition is detected (both NRFD and NDAC are deasserted).
• Error -1073807300
  Insufficient system resources to perform necessary memory allocation.
• Error -1073807301
  Problem with Asynchronous communication.
• Error -1073807342
  Invalid resource reference specified. Parsing error.

Tips to troubleshooting VISA problems
If the above solutions don't help, the following link gives general troubleshooting tips for VISA.