Flow price: --
536d5a8d478aadd92719aaae1d1154ecb76ca0b177208dc362be592edf85ea40

Transaction

Hash: 536d5a8d478aadd92719aaae1d1154ecb76ca0b177208dc362be592edf85ea40
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 536d5a8d478aadd92719aaae1d1154ecb76ca0b177208dc362be592edf85ea40:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
536d5a8d478aadd92719aaae1d1154ecb76ca0b177208dc362be592edf85ea40
Status:
ERROR
Block height:
39851805
Block id:
494946a0666fad99462cda740a680c686da9199974586a46051317fdbe0e63ce
Timestamp:
Friday 28 October 2022 at 06:29:36 UTC
()
Proposer:
Authorizers:
Gas used:
46