Frequently asked questions

This section covers frequently asked questions in relation with PyVISA. You will find first miscellaneous questions and next a set of questions that requires more in depth answers.

• Miscellaneous questions
  • Is PyVISA endorsed by National Instruments?
  • Who makes PyVISA?
  • Is PyVISA thread-safe?
  • I have an error in my program and I am having trouble to fix it
  • I found a bug, how can I report it?
  • Error: Image not found
  • Error: Could not find VISA library
  • Error: No matching architecture
  • OSError: Could not open VISA library: function ‘viOpen’ not found
  • VisaIOError: VI_ERROR_SYSTEM_ERROR: Unknown system error:
  • Where can I get more information about VISA?
• NI-VISA Installation
  • Mac OS X
  • Windows
  • Linux
• Migrating from PyVISA < 1.5
  • Short summary
  • A more detailed description
• Contributing to PyVISA
  • Report issues
  • Contribute code
  • Contributing to an existing backend
  • Contributing a new backend