Flow price: --
b522d5c51e310dad2f47d26de47d1076572dd4b15c831494c190cdc107e18e10

Transaction

Hash: b522d5c51e310dad2f47d26de47d1076572dd4b15c831494c190cdc107e18e10
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:
  --> b522d5c51e310dad2f47d26de47d1076572dd4b15c831494c190cdc107e18e10:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
b522d5c51e310dad2f47d26de47d1076572dd4b15c831494c190cdc107e18e10
Status:
ERROR
Block height:
40176508
Block id:
96994d596212a486210c713bdfbfa7a890472bd3970a3a08063fe9f56c1dc7de
Timestamp:
Wednesday 2 November 2022 at 18:30:48 UTC
()
Proposer:
Authorizers:
Gas used:
26