QB Issue Resolution:

You can restore the backup copy located on your flash drive. First, install QB 2013. Once done, you can copy the backup file and move it over to your desktop. Once moved, you can restore the file from there.

Resolution for Issue 'My computer crashed. I had backed up QB files on a flash drive. May I re-install QB Pro 2013 and re-integrate the saved data?' available: Yes (Solved).
Source: Intuit Community forum.

My computer crashed. I had backed up QB files on a flash drive. May I re-install QB Pro 2013 and re-integrate the saved data?: this issue or error code is a known issue in Quickbooks Online (QBO) and/or Quickbooks. Support for this issue is available either by self-service or paid support options. Experts are available to resolve your Quickbooks issue to ensure minimal downtime and continue running your business. First try to resolve the issue yourself by looking for a resolution described below. If it is a complex issue or you are unable to solve the issue, you may contact us by clicking here or by using other support options.

Support for Quickbooks
Quickbooks Repair Pro will resolve it efficiently and affordably. Guaranteed resolution of your issue, or you pay nothing!

Error Recovery for Quickbooks [Canada]
E-Tech is the #1 Quickbooks data migration and Conversion service provider.

Get 50% off Quickbooks Online

Click Here for 50% off!

Additional Support Options: