Flow price: --
b0427a5f14e027e4663373395744572716fc4b662b4cbd9a0dea23b0602002b0

Transaction

Hash: b0427a5f14e027e4663373395744572716fc4b662b4cbd9a0dea23b0602002b0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b0427a5f14e027e4663373395744572716fc4b662b4cbd9a0dea23b0602002b0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b0427a5f14e027e4663373395744572716fc4b662b4cbd9a0dea23b0602002b0
Status:
ERROR
Block height:
39840055
Block id:
d8999c34449fd03dd00a5ab321d97bd63d2ed5fa81443a6de2192b9accbec570
Timestamp:
Friday 28 October 2022 at 01:45:53 UTC
()
Proposer:
Authorizers:
Gas used:
49