# Warning message keeps coming back "Initial Verfication: Inbox.dtBase2 ... file errors"

**URL:** <https://discourse.devontechnologies.com/t/warning-message-keeps-coming-back-initial-verfication-inbox-dtbase2-file-errors/55198>\
**Category:** DEVONthink\
**Tags:** devonthink3\
**Created:** [April 26, 2020, 2:20pm UTC](https://discourse.devontechnologies.com/t/warning-message-keeps-coming-back-initial-verfication-inbox-dtbase2-file-errors/55198 "2020-04-26T14:20:12Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![buddhi](https://discourse.devontechnologies.com/letter_avatar_proxy/v4/letter/b/eb9ed0/32.png) [@buddhi](https://discourse.devontechnologies.com/u/buddhi)\
**Post date:** [April 26, 2020, 2:20pm UTC](https://discourse.devontechnologies.com/t/warning-message-keeps-coming-back-initial-verfication-inbox-dtbase2-file-errors/55198/1 "2020-04-26T14:20:12Z")

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![Screenshot 2020-04-26_09-13-06_AM](https://devontech-discourse.s3.dualstack.us-east-1.amazonaws.com/uploads/original/2X/f/f25a4a92bbf678994161da061be4a810677cd7d2.jpeg)  
Hi, every time I open DevonThink 3 Pro, I got this message. I used a backup and rebuilt the index many times, but the error message still pops up. Please let me know how to fix this error.

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**Author:** ![BLUEFROG](https://discourse.devontechnologies.com/user_avatar/discourse.devontechnologies.com/bluefrog/32/135_2.png) [@BLUEFROG](https://discourse.devontechnologies.com/u/BLUEFROG)\
**Post date:** [April 26, 2020, 2:26pm UTC](https://discourse.devontechnologies.com/t/warning-message-keeps-coming-back-initial-verfication-inbox-dtbase2-file-errors/55198/2 "2020-04-26T14:26:45Z")

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When DEVONthink is open, hold the **Option key** and choose **Help \> Report bug** to start a support ticket.