Ben, the oldest crash reports are 533921b1-5af6-4094-868b-ef45c0190717 2019-07-17 20:26:38 Thunderbird 68.0b0 buildid 20190705082514 2bbcdedd-8198-49d7-9df1-05c7f0191221 2019-12-21 02:54:56 Thunderbird 65.0b0 buildid 20190123180341 af2c88dd-fe2e-4945-924b-548320191221 2019-12-21 02:58:13 Thunderbird 63.0b0 buildid 20181005183508 (I haven't looked at the stacks for the last two to determine whether they are legitimately this bug) If you need a regression range, zaggie1 may be in a good position to find it.
Bug 1580262 Comment 8 Edit History
Note: The actual edited comment in the bug view page will always show the original commenter’s name and original timestamp.
Ben, the oldest crash reports are * bp-533921b1-5af6-4094-868b-ef45c0190717 2019-07-17 20:26:38 Thunderbird 68.0b0 buildid 20190705082514 * bp-2bbcdedd-8198-49d7-9df1-05c7f0191221 2019-12-21 02:54:56 Thunderbird 65.0b0 buildid 20190123180341 * bp-af2c88dd-fe2e-4945-924b-548320191221 2019-12-21 02:58:13 Thunderbird 63.0b0 buildid 20181005183508 (I haven't looked at the stacks for the last two to determine whether they are legitimately this bug) If you need a regression range, zaggie1 may be in a good position to find it.