Flow price: --
8bed65b4a27df962a97a1a95db080af888cf8254eb94a23ef4e94101d606917e

Transaction

Hash: 8bed65b4a27df962a97a1a95db080af888cf8254eb94a23ef4e94101d606917e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8bed65b4a27df962a97a1a95db080af888cf8254eb94a23ef4e94101d606917e: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:
8bed65b4a27df962a97a1a95db080af888cf8254eb94a23ef4e94101d606917e
Status:
ERROR
Block height:
39923479
Block id:
f6a74c9e9f5582db9273bca9b1866820acbd403960be4499bd52db584d123b99
Timestamp:
Saturday 29 October 2022 at 11:10:52 UTC
()
Proposer:
Authorizers:
Gas used:
46