you should definitely not stick with 2002.  Your file is now 17 years old, which is almost definitely why you are having problems.  Normally you would upgrade in 3-year steps.  You should get Intuit to upgrade the file for you.

Resolution for 'app crashes issue: 'I am trying to upgrade QB Pro 2002 to QB Pro 2019. When I open my company file in 2019 the app crashes. Any suggestions or should I just stick with 2002?' available: Yes.

The app crashes 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 app crashes issue yourself by looking for a resolution described in the article. If it is a complex app crashes issue or you are unable to solve the issue, you may contact us by clicking here or by using other app crashes support options.

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