There are many circumstances that can come together to cause this problem. So you will have to check for a few symptoms, to ensure whether it is Quickbooks error 7149or not.
The first and the most prominent symptom or sign that will tell you about this error is the code itself.
If you happen to open the application and it keeps crashing over and over, this also implies that you might be experiencing the error 7149.
Another thing that you might want to consider is if the Windows is running slowly or freezing.
And lastly at times the device starts working sluggishly with late response to the command sent by the keyboard and mouse.
