Flow price: --
27c5fafa55c251923a00cd57d27a2d907aeba587bd16f93bd4c255b3f7f3e7e8

Transaction

Hash: 27c5fafa55c251923a00cd57d27a2d907aeba587bd16f93bd4c255b3f7f3e7e8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 27c5fafa55c251923a00cd57d27a2d907aeba587bd16f93bd4c255b3f7f3e7e8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
27c5fafa55c251923a00cd57d27a2d907aeba587bd16f93bd4c255b3f7f3e7e8
Status:
ERROR
Block height:
39872777
Block id:
3a98e4dffaa144898c265c4d413b92aafcc720b5c10c6d4e8f221996ec42e550
Timestamp:
Friday 28 October 2022 at 14:56:34 UTC
()
Proposer:
Authorizers:
Gas used:
48