max tom

Do you use QuickBooks and still experience problems with error 1603? You should be aware that the QuickBooks error 1603 is not a system-wide issue and that no user action is necessary to resolve it. Despite being harmless, folks who are not graphically inclined may find this error to be highly perplexing. There was a problem saving your file before the software was terminated, according to the issue that happens and flashes a warning message as an alert in the corner of the screen. Regardless of whether you choose "Cancel" or "Don't Save," the process will have to be restarted from scratch.

https://www.conectier.com/blog/quickbooks-error-1603/