Flow price: --
cd574e654d20def030e8e4b618d63fc732b8015cfe96b926a61cc4e03123da57

Transaction

Hash: cd574e654d20def030e8e4b618d63fc732b8015cfe96b926a61cc4e03123da57
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> cd574e654d20def030e8e4b618d63fc732b8015cfe96b926a61cc4e03123da57:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
cd574e654d20def030e8e4b618d63fc732b8015cfe96b926a61cc4e03123da57
Status:
ERROR
Block height:
40116058
Block id:
c70a44556c8553dc2a749afbb68051d2a8441823fb378eec9393ef25aad71f1d
Timestamp:
Tuesday 1 November 2022 at 16:25:08 UTC
()
Proposer:
Authorizers:
Gas used:
46