# Fatal exception on start

**URL:** <https://forum.manager.io/t/fatal-exception-on-start/7883>\
**Category:** Uncategorized\
**Created:** [November 28, 2016, 9:40am UTC](https://forum.manager.io/t/fatal-exception-on-start/7883 "2016-11-28T09:40:31Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![laywah](https://sea1.discourse-cdn.com/flex019/user_avatar/forum.manager.io/laywah/32/6037_2.png) [@laywah](https://forum.manager.io/u/laywah)\
**Post date:** [November 28, 2016, 9:40am UTC](https://forum.manager.io/t/fatal-exception-on-start/7883/1 "2016-11-28T09:40:31Z")

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Upgraded to the latest version (16.12.01) and now it won’t launch  
running Fedora 24

Unhandled Exception:  
System.TypeInitializationException: The type initializer for ‘’ threw an exception. —\> System.TypeInitializationException: The type initializer for ‘ank1Ⴐ.ႠႳႨ’ threw an exception. —\> System.ArgumentNullException: Value cannot be null.  
Parameter name: obj  
at ank1Ⴐ.ႠႳႨ.Ⴈ () \<0x41642b90 + 0x001d7\> in :0  
at ank1Ⴐ.ႠႳႨ…cctor () \<0x41642b70 + 0x0000b\> in :0  
— End of inner exception stack trace —  
at …cctor () \<0x41642130 + 0x0043f\> in :0  
— End of inner exception stack trace —  
at ManagerDesktop.Program.Main (System.String args) \<0x41641e30 + 0x00017\> in :0  
[ERROR] FATAL UNHANDLED EXCEPTION: System.TypeInitializationException: The type initializer for ‘’ threw an exception. —\> System.TypeInitializationException: The type initializer for ‘ank1Ⴐ.ႠႳႨ’ threw an exception. —\> System.ArgumentNullException: Value cannot be null.  
Parameter name: obj  
at ank1Ⴐ.ႠႳႨ.Ⴈ () \<0x41642b90 + 0x001d7\> in :0  
at ank1Ⴐ.ႠႳႨ…cctor () \<0x41642b70 + 0x0000b\> in :0  
— End of inner exception stack trace —  
at …cctor () \<0x41642130 + 0x0043f\> in :0  
— End of inner exception stack trace —  
at ManagerDesktop.Program.Main (System.String args) \<0x41641e30 + 0x00017\> in :0

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**Author:** ![Brucanna](https://sea1.discourse-cdn.com/flex019/user_avatar/forum.manager.io/brucanna/32/1960_2.png) [@Brucanna](https://forum.manager.io/u/Brucanna)\
**Post date:** [November 28, 2016, 9:51am UTC](https://forum.manager.io/t/fatal-exception-on-start/7883/2 "2016-11-28T09:51:32Z")

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You may need to update Mono - it needs to be Ver 4.?.? +

Search “Mono Update” in the Manager forum for several topics

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**Author:** ![laywah](https://sea1.discourse-cdn.com/flex019/user_avatar/forum.manager.io/laywah/32/6037_2.png) [@laywah](https://forum.manager.io/u/laywah)\
**Post date:** [December 12, 2016, 9:50pm UTC](https://forum.manager.io/t/fatal-exception-on-start/7883/3 "2016-12-12T21:50:54Z")

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Sorry it took so long to reply.  
This seems to have solved my issue.  
Thanks very much

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**Author:** ![Ealfardan](https://sea1.discourse-cdn.com/flex019/user_avatar/forum.manager.io/ealfardan/32/63166_2.png) [@Ealfardan](https://forum.manager.io/u/Ealfardan)\
**Post date:** [January 18, 2023, 3:29pm UTC](https://forum.manager.io/t/fatal-exception-on-start/7883/4 "2023-01-18T15:29:36Z")

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Closed on January 18, 2023, 3:29pm UTC