# Fatal error conansandbox issue

**URL:** <https://forums.funcom.com/t/fatal-error-conansandbox-issue/200716>\
**Category:** PC Discussion\
**Tags:** help, question\
**Created:** [August 31, 2022, 5:53am UTC](https://forums.funcom.com/t/fatal-error-conansandbox-issue/200716 "2022-08-31T05:53:22Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![killeranubis](https://avatars.discourse-cdn.com/v4/letter/k/f9ae1b/32.png) [@killeranubis](https://forums.funcom.com/u/killeranubis)\
**Post date:** [August 31, 2022, 5:53am UTC](https://forums.funcom.com/t/fatal-error-conansandbox-issue/200716/1 "2022-08-31T05:53:23Z")

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Everytime loading up Conan exiles i get the same Fatal error: [File:C:\B\tech\_exiles\code\UE4\Source\ConanSandbox\ConanSandbox.cpp] [Line: 417} Mounted paks num(203) not equal to expected paks num(201) and 0 optionals packs available. with an ok button that shutsdown game, verified all files says nothing is wrong … how do i fix this

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**Author:** ![Narelle](https://sea1.discourse-cdn.com/funcom/user_avatar/forums.funcom.com/narelle/32/45919_2.png) [@Narelle](https://forums.funcom.com/u/Narelle)\
**Post date:** [August 31, 2022, 6:47am UTC](https://forums.funcom.com/t/fatal-error-conansandbox-issue/200716/2 "2022-08-31T06:47:18Z")

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Go to the content folder with paks. Sort by date. Delete all the older ones and verify. Try logging again.

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**Author:** ![system](https://global.discourse-cdn.com/funcom/original/1X/8d85ca8a66fb78fa7574e255b50aa722d634177b.png) [@system](https://forums.funcom.com/u/system)\
**Post date:** [September 7, 2022, 6:47am UTC](https://forums.funcom.com/t/fatal-error-conansandbox-issue/200716/3 "2022-09-07T06:47:53Z")

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Closed on September 7, 2022, 6:47am UTC

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