# \[Error\] Explain Plan (20: 8): ORA-02019: connection description for remote database not found

**URL:** <https://forums.toadworld.com/t/error-explain-plan-20-8-ora-02019-connection-description-for-remote-database-not-found/40447>\
**Category:** Toad for Oracle & DevOps Toolkit\
**Created:** [January 10, 2018, 9:25am UTC](https://forums.toadworld.com/t/error-explain-plan-20-8-ora-02019-connection-description-for-remote-database-not-found/40447 "2018-01-10T09:25:27Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![jimener](https://avatars.discourse-cdn.com/v4/letter/j/eb8c5e/32.png) [@jimener](https://forums.toadworld.com/u/jimener)\
**Post date:** [January 10, 2018, 9:25am UTC](https://forums.toadworld.com/t/error-explain-plan-20-8-ora-02019-connection-description-for-remote-database-not-found/40447/1 "2018-01-10T09:25:27Z")

</div>

I the this error when I select the explain plan button in toad

[Error] Explain Plan (20: 8): ORA-02019: connection description for remote database not found

---

<div class="post-metadata">

**Author:** ![JohnDorlon](https://sea1.discourse-cdn.com/quest/user_avatar/forums.toadworld.com/johndorlon/32/9997_2.png) [@JohnDorlon](https://forums.toadworld.com/u/JohnDorlon)\
**Post date:** [January 10, 2018, 9:30am UTC](https://forums.toadworld.com/t/error-explain-plan-20-8-ora-02019-connection-description-for-remote-database-not-found/40447/2 "2018-01-10T09:30:56Z")

</div>

turn on spool SQL so you can see what’s happening. Sounds like there is an invalid DB Link in the query that you are trying to explain.