Flow price: --
c521ac7500c8efac6de2343e7531bdd49323bc762bd535c67871ea0dc66310d8

Transaction

Hash: c521ac7500c8efac6de2343e7531bdd49323bc762bd535c67871ea0dc66310d8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c521ac7500c8efac6de2343e7531bdd49323bc762bd535c67871ea0dc66310d8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c521ac7500c8efac6de2343e7531bdd49323bc762bd535c67871ea0dc66310d8
Status:
ERROR
Block height:
40102536
Block id:
1f25c8e05740c171b7766796574fc35aa0e98c53fb9c46d04ed826491ef1e1b5
Timestamp:
Tuesday 1 November 2022 at 10:56:42 UTC
()
Proposer:
Authorizers:
Gas used:
50