Flow price: --
967e03e6b0e329300b9f09b1c99d1f827b2bf88af8af0ee140daa0b9bcd47c62

Transaction

Hash: 967e03e6b0e329300b9f09b1c99d1f827b2bf88af8af0ee140daa0b9bcd47c62
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 967e03e6b0e329300b9f09b1c99d1f827b2bf88af8af0ee140daa0b9bcd47c62:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
967e03e6b0e329300b9f09b1c99d1f827b2bf88af8af0ee140daa0b9bcd47c62
Status:
ERROR
Block height:
39855447
Block id:
9d9bf68afc09bbbbe983f39479555f8f7fd018daf7a6ea073972392427f444be
Timestamp:
Friday 28 October 2022 at 07:59:19 UTC
()
Proposer:
Authorizers:
Gas used:
46