Flow price: --
9d33787628a6858fe5854b76a763ec159c4f46403c328ce41e1e60dda6cd221e

Transaction

Hash: 9d33787628a6858fe5854b76a763ec159c4f46403c328ce41e1e60dda6cd221e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> 9d33787628a6858fe5854b76a763ec159c4f46403c328ce41e1e60dda6cd221e:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
9d33787628a6858fe5854b76a763ec159c4f46403c328ce41e1e60dda6cd221e
Status:
ERROR
Block height:
40177094
Block id:
8f29a6a4b58d825ee56aa3211610d63d8500fe42660f40458674030b1826d986
Timestamp:
Wednesday 2 November 2022 at 18:45:03 UTC
()
Proposer:
Authorizers:
Gas used:
26