Flow price: --
b4c3c55e13a445245016e4ccd1584576274db600dcf848b044c676cdd7581129

Transaction

Hash: b4c3c55e13a445245016e4ccd1584576274db600dcf848b044c676cdd7581129
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b4c3c55e13a445245016e4ccd1584576274db600dcf848b044c676cdd7581129:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b4c3c55e13a445245016e4ccd1584576274db600dcf848b044c676cdd7581129
Status:
ERROR
Block height:
39743310
Block id:
af97fb50e560395ac0cfbbf25575f093186d25140583f0bbae6babc467933bfa
Timestamp:
Wednesday 26 October 2022 at 10:44:45 UTC
()
Proposer:
Authorizers:
Gas used:
50