# Navigraph Navdata Center Confusion

**URL:** <https://forum.navigraph.com/t/navigraph-navdata-center-confusion/8056>\
**Category:** Navigraph Hub\
**Created:** [May 19, 2022, 11:15pm UTC](https://forum.navigraph.com/t/navigraph-navdata-center-confusion/8056 "2022-05-19T23:15:17Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![m4rkus](https://dub1.discourse-cdn.com/flex013/user_avatar/forum.navigraph.com/m4rkus/32/330_2.png) [@m4rkus](https://forum.navigraph.com/u/m4rkus)\
**Post date:** [May 20, 2022, 12:08am UTC](https://forum.navigraph.com/t/navigraph-navdata-center-confusion/8056/2 "2022-05-20T00:08:58Z")

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Hi Bingo,

Something might have happened with your UserOpt.cfg file in the simulator. Please check this thread for hints on how to fix it. [Connot find simulator](https://forum.navigraph.com/t/connot-find-simulator/4645)

Kind regards,

Markus

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