Flow price: --
c195a4258eb7b52ef6c615b504a945e41622b864c9052cfc95f9d1169a409bcc

Transaction

Hash: c195a4258eb7b52ef6c615b504a945e41622b864c9052cfc95f9d1169a409bcc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c195a4258eb7b52ef6c615b504a945e41622b864c9052cfc95f9d1169a409bcc: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:
c195a4258eb7b52ef6c615b504a945e41622b864c9052cfc95f9d1169a409bcc
Status:
ERROR
Block height:
39743094
Block id:
2b73ce07a7a2302eeb204122fabb76f17c4917a482c1b239522a3c2795dc453a
Timestamp:
Wednesday 26 October 2022 at 10:39:32 UTC
()
Proposer:
Authorizers:
Gas used:
65