Flow price: --
026798e0f0907c5e1807464ddaf0f98e0c0f86d52c6aff98a2e3776aee447de9

Transaction

Hash: 026798e0f0907c5e1807464ddaf0f98e0c0f86d52c6aff98a2e3776aee447de9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 026798e0f0907c5e1807464ddaf0f98e0c0f86d52c6aff98a2e3776aee447de9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
026798e0f0907c5e1807464ddaf0f98e0c0f86d52c6aff98a2e3776aee447de9
Status:
ERROR
Block height:
40020445
Block id:
082b1e1f34ff473d665e492b45ebd1e561f452656a6e7550baf1d112efc25b97
Timestamp:
Monday 31 October 2022 at 01:52:57 UTC
()
Proposer:
Authorizers:
Gas used:
49