I understand the urgency of resolving the issue you've encountered, Pk1219. No worries. I can assure you of an effective solution.

Are you attempting to transfer a company file from one PC to another? Then, the most effective solution is to duplicate the company file on an external device like a USB flash drive and manually restore it on the second computer.

Here's how to create a backup from computer one:

1.  Insert the USB flash drive and Open QuickBooks Desktop.
2. Create a backup file and choose the backup location.
3. Select the USB flash drive. Then, name and save the backup file.

After saving the backup file to the flash drive, verify the integrity and completeness of the backed-up data using QuickBooks Desktop. you'll need to move it to your local hard drive first. Then follow the steps below:

1. Insert the flash drive on the second computer.
2. In QuickBooks, go to the File menu and select Open or Restore Company.
3. Select Restore a backup copy and then Next.
4. Select Local Backup and then Next.
5. Browse your computer for your backup company file. It should look like this: [Your company name].qbb.
6. Select a folder to decide where to save your restored company file. Then select Open.
7. Click Save. Consider prompts about overwriting your data and only proceed if you're sure it's what you want to do.

In case you encounter any issues while restoring your backup file, here's how to fix them.

Additionally, you may want to visit this article for more troubleshooting steps: Repair your QuickBooks Desktop for Windows.

I'm just a post away if you have more questions about restoring company files in your QuickBooks Desktop program. Have a great day, Pk1219!