Tax Year Prior to 2020: Crashes on save after import of large 1099-B. First time, received error 567809. Subsequent attempts all crash the program and relaunch with no error.

TurboTax Premier 2018 - Windows (downloaded version).

Steps:

Import large volume Robinhood-Apex 1099-B

Get message: We notice you have more than 1,000 financial transactions to import. This may take several minutes and could cause TurboTax to run slowly.

Click OK

Click Import Now

<1 minute to import>

None of these apply to me --> Click Continue

TurboTax window goes 'Not Responding' for about a minute

Review sales --> Click Done --> Click Done

Attempt to File->Save  --> Crashes and relaunches TurboTax with no error and changes are not saved.

Computer Info:

2015 Core i7 quad core - 16gb RAM