Tag Archives: visual basic

Cannot find VBRUN300.DLL.


An application your using throws the following error.

Cannot find VBRUN300.DLL.


“VBRUN300.dll” was one of the necessary files needed to run an application compiled under Visual Basic 3.x. Visual Basic 3.x was a 16-bit development environment that could run on operating systems as early as Windows 3.0/3.1 and continued to be supported into the 32-bit Windows OS’s as far as Windows 7.


The first for this error is to included the necessary files in the same directory as the executable in question. Microsoft still provides these files for download at:

Is Visual Basic 6 still supported on Windows 8?


Is Visual Basic 6 still supported on Windows 8?


Yes and no. Yes, the runtime and extended runtime files are supported on Windows 8 and will likely also be supported on Windows 10. The IDE however is not supported and does not run in Windows 8. Running a Virtual Machine with Windows 7 maybe one of the only options to run the IDE in modern OS’s.