Flow price: --
60248c8bc82e71fd696a9d7c450e5a3c50d782e97877bd680ea677f242f44d84

Transaction

Hash: 60248c8bc82e71fd696a9d7c450e5a3c50d782e97877bd680ea677f242f44d84
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 60248c8bc82e71fd696a9d7c450e5a3c50d782e97877bd680ea677f242f44d84:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
60248c8bc82e71fd696a9d7c450e5a3c50d782e97877bd680ea677f242f44d84
Status:
ERROR
Block height:
40159225
Block id:
e10002fde3f473f6dd4d8587d6396d71b8448d9d62cd2c44adb0b2df59243e7f
Timestamp:
Wednesday 2 November 2022 at 09:59:25 UTC
()
Proposer:
Authorizers:
Gas used:
46